Halloween takes place every year on the 31st of October and has become celebrated worldwide with costumes, pumpkins, trick-or-treating and plenty of candy. Fan of horror films and everything scary? You’re in for a real treat with my guide to the best Halloween slots.
Slot studios have jumped on the bandwagon with hundreds of slot games with horror-related themes. Like Christmas slots, they can be played all year round. With each scary slot highlighted below, you’ll find free slot demos, in-depth reviews and UKGC-licensed slot sites to play for real money.
Top 13 Halloween Slots
What the Expert says...
| # | Slot Game | Studio | RTP | Volatility | Max Win (x Bet) | Minimum Bet | Release Date |
|---|---|---|---|---|---|---|---|
| 1 | Serial | Nolimit City | 96.07% | Extreme | 74800 | £0.20 | 08/11/2022 |
| 2 | Mental | Nolimit City | 96.08% | Extreme | 66666 | £0.20 | 31/08/2021 |
| 3 | Darkness | Print Studios | 96.14% | High | 20000 | £0.10 | 19/10/2023 |
| 4 | Immortal Romance | Microgaming | 96.86% | Very High | 12150 | £0.30 | 01/12/2011 |
| 5 | Blood Suckers Megaways | Red Tiger Gaming | 97.66% | Very High | 20521.9 | £0.10 | 26/01/2023 |
| 6 | Fat Drac | Push Gaming | 96.57% | High | 50000 | £0.10 | 14/01/2021 |
| 7 | Disturbed | Nolimit City | 96.10% | Extreme | 54391 | £0.20 | 10/05/2023 |
| 8 | Possessed | Nolimit City | 96.06% | Extreme | 50000 | £0.20 | 05/03/2024 |
| 9 | Book of Shadows | Nolimit City | 96.19% | Extreme | 30338 | £0.10 | 20/08/2020 |
| 10 | Dreadworks | Print Studios | 96.08% | Very High | 20000 | £0.10 | 10/10/2024 |
| 11 | Castle of Terror | Big Time Gaming | 96.72% | Very High | 61720 | £0.20 | 19/10/2022 |
| 12 | Evil Eyes | Hacksaw Gaming | 96.24% | High | 12500 | £0.10 | 12/09/2024 |
| 13 | Halloween Fortune | Playtech | 97.06% | Medium | 10000 | £0.20 | 15/10/2012 |
1. Serial (Nolimit City)
- RTP: 96.07%
- Max Win: 74,800x
- Volatility: Extreme
- Stakes: 20p to £5
- Release Date: 8 November 2022
Featuring the Bodycam Butcher serial killer who is thirsty for blood, Serial takes you to a gory crime scene: a bathroom with blood-stained shower curtains and blood-splattered walls. It’s as dark and sinister as you’re going to find. The heavy metal soundtrack adds to the disturbing visuals.
Beginning with 5 reels and 243 ways to win, wins award respins which open up Enhancer Cells. They award xWays for more ways to win, xNudge Wilds with an increasing multiplier, regular wilds and character symbols.
With xSplit Wilds, xNudge Wilds and Infectious xWays, there are 2 free spins features. The Search feature is played with 1,125 ways to win initially with Enhancer Cells on reels 2-4 open. In The Kill feature, it’s the same as the previous feature but an xSplit Wild on reel 5 which jumps up and down at random. There’s a unique xBizarre feature which is played when you land the 18,700 x bet max win. With 3 stages, you can gamble for wins of up to 74,800 x bet.
- No. of slots 1000+
- Payout speed Instant Options
- Win rate 96.5%
- Mobile-first Casino With Instant Withdrawals
- 6 minute withdrawals
2. Mental (Nolimit City)
- RTP: 96.08%
- Max Win: 66,666x
- Volatility: Extreme
- Stakes: 20p to £5
- Release Date: 31 August 2021
Head to a creepy mental asylum with Mental, a disturbing and absurd slot game which can offer over 1 billion ways to win. With a chilling soundtrack, the setting is truly terrifying.
Featuring Fire Frames and Dead Patient multipliers up to 9999x, Mental comes with Enhancer Cells which reveal patient symbols, Dead Patient symbols, wilds, xWays (for more ways to win), xSplit symbols and xNudge Wilds. Look out for a spider symbol which triggers the Mental Transform feature with xWays, xSplit, Dead Patient, Wild or patient symbols awarded.
With 3 free spins feature, the Autopsy Free Spins see up to 5 Fire Frames on every free spin which remain active throughout. The Lobotomy Free Spins award Fire Frames as well as the Mental Transform feature on each free spin. There is also a Dead Multiplier which applies to patient symbols. In the Mental Free Spins, there are 2 sticky spider symbols and Dead Multipliers that don’t decrease in value. With 66,666 x bet max wins, this sepia-toned masterpiece is perfect if you’re searching for an epiphany and clear mind.
- No. of slots 1110
- Payout speed 24 hours
- Win rate 97%
- Free, Instant Withdrawals
- PayPal Available For UK Users
3. Darkness (Print Studios)
- RTP: 96.14%
- Max Win: 20,000x
- Volatility: High
- Stakes: 10p to £5
- Release Date: 19 October 2023
Darkness offers a one-of-a-kind experience which will scare the living daylights out of you. Created by Print Studios, it’s played with 5 reels and 26 paylines from just 10p per spin. The setting is a haunted house where a supernatural ritual has gone wrong in a terror meets ecstasy story. I love how you can adjust how dark the game is!
Look out for SuperSpinners in the base game which multiply your wins when wins pass through them. There are also Giant symbols up to 4x5 in size which help you win. The Dark Ritual Free Spins sees wilds that land on the edges of the Pentagram become sticky and awarded extra free spins. If you complete the Pentagram, you will summon Lucifer himself to reward you with wild reels. With 20,000 x bet max wins, Darkness is unsettling and terrifying making it perfect for those who enjoy gory-themed slot games.
- No. of slots 1500
- Payout speed 24 hours
- Win rate Variable
- UK-only Casino With 24/7 Customer Support
- Quick & Free Withdrawals
4. Immortal Romance (Microgaming)
- RTP: 96.86%
- Max Win: 12,150x
- Volatility: Very High
- Stakes: 30p to £4.50
- Release Date: 1 December 2011
Immortal Romance is my personal favourite online slot. With 5 reels and 243 ways to win, the vampire-inspired cult classic comes with a high 96.86% RTP rate. It tells a dark tale of love and intrigue where you head to a dark underworld which oozes intrigue and mystery.
Focusing on 4 supernatural characters, there’s a random Wild Desire feature in the base game which can award up to 5 wild reels. With 4 free spins features (based on each of the characters), they come with their own modifier including 5x multipliers, Vampire Bat multipliers up to 6, Rolling Reels with a rising multiplier up to 5x and random Wild Vine symbols which award wild symbols. With 12,150 x bet max wins, Immortal Romance has a unique look and soundtrack for each of the free spins features. Despite being released in December 2011, it remains one of the most popular slot games of all time and for good reason.
- No. of slots 4000+
- Payout speed Instant - 24 Hours
- Win rate 96.9%
- Great Slots & Exclusive Table Games
- Excellent 24/7 Customer Service
5. Blood Suckers Megaways (Red Tiger Gaming)
- RTP: 97.66%
- Max Win: 20,521.9x
- Volatility: Very High
- Stakes: 10p to £5
- Release Date: 26 January 2023
The Megaways version of the popular Blood Suckers and Blood Suckers 2 by NetEnt, Red Tiger Gaming created Blood Suckers Megaways. With 6 reels and up to 117,649 ways to win, it comes with an exceptionally high 97.66% RTP rate.
This vampire-inspired slot game features a female vampire, demon Succubus, vampire Nosferatu and warlord Vlad the Impaler. With cascades for successive wins, there are 4 randomly-activated bonus features in the base game which add wilds, scatters, super wilds with multipliers up to 7x and wins multipliers up to 5x.
In the Free Spins feature, you pick from coffins to bring various modifiers into play (i.e. random wilds, super wilds, extra free spins and wins multipliers). This can lead to 14 free spins with a wins multiplier of up to 10x. With 20,521.9 x bet max wins, Blood Suckers Megaways is one of the best Megaways slots due to its range of bonus features, very high RTP rate and high win potential.
- No. of slots 2900
- Payout speed Instant - 24 Hours
- Win rate 95.98%
- Superb New Slot Selections
- Instant Withdrawals
6. Fat Drac (Push Gaming)
- RTP: 96.57%
- Max Win: 50,000x
- Volatility: High
- Stakes: 10p to £5
- Release Date: 14 January 2021
Part of the popular ‘Fat’ series, Fat Drac is played with 5 reels and 40 paylines. You join Count Dracula in this light-hearted take on a vampire theme.
Look out for Instant Prize Bubbles which are worth up to 50,000 x bet. Trigger the Fat Bat feature randomly to collect all 7 Instant Prize Bubbles present on the screen. In the Free Games feature, Fat Drac drinks blood goblets to fill the meter. This awards extra free spins and increases the Fat Drac’s size up to 5x5. With a high 96.57% RTP rate, Fat Drac comes with 50,000 x bet max wins making it the most lucrative of the ‘Fat’ series.
- No. of slots 2500+
- Payout speed Instant - 24 Hours
- Win rate 96%
- Excellent Payment Options
- Top Quality Mobile Apps
7. Disturbed (Nolimit City)
- RTP: 96.1%
- Max Win: 53,391x
- Volatility: Extreme
- Stakes: 20p to £5
- Release Date: 10 May 2023
Head to Dr Daniel Eath’s demented clinic in Disturbed, a Nolimit City slot with 5 reels and 256 ways to win. It’s based on the English serial killer Doctor Harold Shipman.
With 11 bonus features, look out for Mrs Nudge symbols as they nudge to fill the middle reel and increase the multiplier. There are Enhancer Cells which, when lit, award xWays, xSplit, Wilds, Disturber respins and Gravestones. With 2 free spins features with lit Enhancer Cells, landing Gravestones with Dr Daniel Eath stacked on the middle reel will trigger the Angel of Death feature which will result in the game’s max win: 54,391 x bet.
- No. of slots 1508
- Payout speed Instant - 24 Hours
- Win rate 97.7%
- 10% Cashback always
- Exclusive All British games
8. Possessed (Nolimit City)
- RTP: 96.06%
- Max Win: 50,000x
- Volatility: Extreme
- Stakes: 20p to £5
- Release Date: 5 March 2024
Welcome to your worst nightmare as you join twisted demons in the Possessed slot from Nolimit City. With 5 reels and 1,944 ways to win, you head to a girl’s bedroom which resembles the iconic Exorcist movie.
Offering xWays for more ways to win, Infectious xWays and wilds, there are xNudge Wilds that land in the joint of the Cross and transform the Cross area into a wild with a 2x multiplier. Land a wild in another position of the Cross to make the middle reel of the Cross area fully wild with a multiplier. The xActivation feature awards respins with the xCrucifix reel filled with a random symbol. With each respin, the symbols are more lucrative. Possessed also comes with 3 free spins features where more positions of the Cross are activated. With 50,000 x bet max wins, it’s time to forget the Bible and burn the whole thing down.
- No. of slots 1400
- Payout speed 24 Hours
- Win rate 96%
- Excellent Live Casino Offering
- Free Spins Bonuses for Regular Players
9. Book of Shadows (Nolimit City)
- RTP: 96.19%
- Max Win: 30,338x
- Volatility: Extreme
- Stakes: 10p to £5
- Release Date: 20 August 2020
Book of Shadows takes you deep into the woods with the book of enchantments which aims to alter the reality of the real world. With 5 reels, you choose to play with 10, 15 or 20 paylines from 10p, 15p or 20p respectively.
All about the Free Spins feature, 10, 15 or 20 paylines will result in 3, 4 or 5 Shadow Rows (respectively). There is a randomly chosen Golden symbol that expands to fill the entire reel. With unlimited retriggers, max wins can reach 30,338 x bet. With a 96.01% to 96.19% RTP rate, it’s one of the best ‘Book of’ slots.
- No. of slots 1800
- Payout speed 24 hours
- Win rate 96.25%
- Over 3,000 Games
- Customisable Favourites Lobby
10. Dreadworks (Print Studios)
- RTP: 96.08%
- Max Win: 20,000x
- Volatility: Very High
- Stakes: 10p to £5
- Release Date: 10 October 2024
A sequel to Darkness and released on the 10th of October 2024, Print Studios’ Dreadworks is set in Big Jack’s toy factory and is truly terrifying as you take on evil-intentioned toys. With the ability to change the lightness of the game, it’s played on 5 reels and 26 paylines from 10p a spin.
Features in SuperSpinners multipliers and Jack-in-the-Box Wilds which add their numbers to SuperSpinners as well as randomly add mystery symbols to the reels for more winning opportunities. In the Big Jack Bonus feature, a win with a low-value symbol will see extra free spins awarded as well as the symbol removed from play. Look out for Big Jack who can take over up to 5 reels where he’ll display a random symbol on each free spin. Dreadworks is quite similar to the Darkness slot and has the same 20,000 x bet max wins. The RTP rate is 96.08% with the volatility in the very high category.
- No. of slots 1850+
- Payout speed Instant Options
- Win rate Variable
- Smart Studio Technology on Pragmatic Games
- Top Class Slot Games
11. Castle of Terror (Big Time Gaming)
- RTP: 96.73%
- Max Win: 61,720x
- Volatility: Very High
- Stakes: 20p to £5
- Release Date: 26 October 2022
Castle of Terror is from Big Time Gaming and has 6 reels and 4,096 ways to win. Based on vampires, you head to Transylvania to a creepy/haunted castle.
The Holy Water feature transforms high-value character symbols into wilds and increases the win multiplier. Applying in the 2 free spins feature, the Megascatter Enhanced Free Spins feature sees the Holy Water feature increase the multiplier by 2 every time, with an unlimited multiplier available. With a high 96.72% RTP rate, Castle of Terror comes with 61,720 x bet max wins. It’s a relatively simple slot game which packs quite the punch (or bite in this case).
- No. of slots 1280
- Payout speed 10 Minutes
- Win rate 96.97%
- 10-Minute Withdrawals + Loyalty Scheme
- Thousands of Excellent Slots
12. Evil Eyes (Hacksaw Gaming)
- RTP: 96.24%
- Max Win: 12,500x
- Volatility: High
- Stakes: 10p to £5
- Release Date: 12 September 2024
By Hacksaw Gaming, Evil Eyes has a dark horror feel and is set in an isolated graveyard. Overseen by ‘The Evil Eye’, it’s played on 5 reels and 3,125 ways to win from 10p per spin.
When the Evil Eye symbol appears under a winning symbol, the Evil Spread feature is activated. This sees the Evil Eye mark all winning symbols and rotate them right or down. This then is extended across the reels to replace marked symbols with the winning symbol. There is also free spins where low-value symbols that are spread by the Evil Spread feature are removed from play. Evil Eyes offers a novel approach to existing mechanics for wins of up to 12,500 x bet. The RTP rate is decent at 96.24%.
- No. of slots 1500+
- Payout speed Instant - 24 Hours
- Win rate Variable
- Fast Withdrawals & Great Welcome Offer
- Best New Slot Titles
13. Halloween Fortune (Playtech)
- RTP: 97.06%
- Max Win: 10,000 x bet
- Volatility: Medium
- Stakes: 20p to £5
- Release Date: 15 October 2012
Halloween Fortune is an older slot game which remains one of Playtech’s most popular titles. With 5 reels and 20 paylines, it’s based on witches and takes place on Halloween night.
The Witches’ Brew Bonus feature sees you pick from 1 of the 3 witches to play up to 20 free spins. You then pick from 6 potions to reveal a multiplier up to 10x. You can also win additional free spins (unlimited). Despite the gameplay being relatively simple, Halloween Fortune is famed for its very high 97.06% RTP rate. Max wins are good too at 10,000 x bet. If you want high return rates, check out our Best Payout Slots article.
- No. of slots 3750+
- Payout speed Instant Options
- Win rate Variable
- Exclusive Slots & Instant Withdrawals
- iOS & Android Casino Apps
New Halloween Slots 2025
With countess horror-themed games available, there are plenty of new Halloween slots that are released every year. All are not created equal with the 5 best new releases in 2025 highlighted below. They include slots from Nolimit City, Shady Lady and Gaming Corps:
1. Mental 2 (Nolimit City)
- RTP: 96.06%
- Max Win: 99,999x
- Volatility: Insane
- Stakes: 20p to £5
- Release Date: 25 March 2025
Released in March 2025, Mental 2 is a horror-themed 5 reel slot by Nolimit City with 108+ ways to win. The sequel to Mental comes with insane volatility and can be played from 20p a spin.
It includes numerous bonus features/mechanics: Fire Frames/Reels, Dead Patient multipliers up to 9999x, Enhancer Cells (revealing wilds, splits, nudges, xWays), xHole and new xMental features. There are 3 different free spins modes (Bloodletting, Surgery and ExperiMENTAL) too. With 99,999 x bet max wins, the slot is darker and more feature-rich than its predecessor, delivering a more brutal and relentless experience.
2. Devil’s Finger (Shady Lady)
- RTP: 96.4%
- Max Win: 20,000x
- Volatility: High
- Stakes: 10p to £5
- Release Date: 17 March 2025
Released in March 2025, Devil’s Finger is from Shady Lady. With a horror theme, it has 6 reels and begins with 4,096 ways to win. You can spin away from 10p per spin.
Key mechanics include Cosmo adding Dragon Wilds, a Devil re-spin with locked rows, and fingers that climb columns increasing multipliers. The Free Spins feature includes 5 spells to boost outcomes and 2 more rows for 10,000 ways to win. With superb graphics, a compelling backstory and 20,000 x bet max wins, Shady Lady’s debut slot is unique and perfect for horror fans.
3. Sew (Shady Lady)
- RTP: 96.3%
- Max Win: 20,000x
- Volatility: Very High
- Stakes: 10p to £5
- Release Date: 27 October 2025
Released in October 2025, Sew is a horror-themed online slot created by Shady Lady, with 5 reels and 1,600 ways to win. The minimum bet is 10p per spin.
Key features include a Hot Zone mechanic (adding wilds or multiplier wings) and a Hold ’n Win Re-Spins mode, where body-part symbols accumulate multipliers (up to 999x) and special symbols (Ripper, Doppelganger, Finger Face, etc.) further boost rewards. With 20,000 x bet max wins, Sew is spin-tingling, original and delivers a fresh twist on the classic Hold ‘n Win mechanic.
4. Brainwashed (Shady Lady)
- RTP: 96.28%
- Max Win: 20,000x
- Volatility: Very High
- Stakes: 10p to £5
- Release Date: 18 March 2025
Released in March 2025, Brainwashed is a horror/cult-themed slot from Shady Lady with 5 reels and 30 paylines. Very high volatility, it can be played from 10p per spin.
The game features random base-game mechanics like adding Skull Wilds, converting symbols, and a Brain Collect system where Brain symbols (worth up to 666x) are gathered by 3 types of Brain Collectors. Its Free Spins feature can include Golden Brains (doubling wins) and persistent multipliers. With 20,000 x bet max win potential, Brainwashed offers a unique collect mechanic where joining the devotees of Heaven’s Gate becomes more appealing the more you play this unique game.
5. Gates of Hellfire (Gaming Corps)
- RTP: 96.02%
- Max Win: 5,000x
- Volatility: High
- Stakes: 10p to £5
- Release Date: 30 January 2025
Released in January 2025, Gates of Hellfire is a horror-themed slot from Gaming Corps, played on a 5x6 grid (expanding to 7x7) with a Prize Collect mechanic. The minimum bet is 10p a spin.
The game splits rows 1 to 5 into an Enemy Grid and uses a Weapon Reel on row 6 to eliminate enemies and collect prizes. The Hellbox feature can trigger a Second Strike, Health Pack or Multiplier (up to 20x). The Hellfire Spins mode pits you against bosses using advanced weapons, culminating in the Hellfire Tyrant Boss. Offering 5,000 x bet max wins, Gates of Hellfire is a unique slot game with a thumping soundtrack and superb artwork.
Different Types of Halloween Slots
Halloween stretches much further than the 31st of October. Celebrated worldwide, you’ll find countless horror films and television series. Movies like The Exorcist, Saw, The Evil Dead, Alien and Beetlejuice are iconic.
There has also been a surge of true crime and serial killer documentaries which have played their part in popularising Halloween-inspired slots. They stimulate mental and physical effects which can lead to fear, anxiety, joy and even excitement.
Below, you’ll find a list of the various types of Halloween slot games you’ll encounter at slot and casino sites:
- 🧟 Zombie Slots: Films like Night of the Living Dead and Shaun of the Dead as well as TV series such as The Walking Dead make zombie slot games very popular. Playtech’s The Walking Dead: The Ones Who Live, 4ThePlayer’s 1 Left Alive, Quickspin’s Cabin Crashers and and Pragmatic Play’s Zombie School Megaways are good options.
- 🧛 Vampire Slots: With movies such as Twilight and The Lost Boys, there are various vampire slots such as Push Gaming’s Fat Drac, Hacksaw Gaming’s Immortal Desire and Play ‘n GO’s Wild Blood.
- 💀 Day of the Dead Slots: Celebrated the world over, it’s closely linked to Halloween and has inspired several slot studios with games such as Thunderkick’s Esqueleto Explosivo 3, Yggdrasil Gaming’s Calavera Crush and Play ‘n GO’s Muerto en Mictlan popular options.
- 👻 Ghost Slots: Popularised by films such as Ghostbusters, ghost-inspired games include Play ‘n GO’s Ghost of Dead, Quickspin’s Ghost Glyph and IGT’s Ghostbusters Plus (official game).
- 🐺 Werewolf Slots: I particularly like Pragmatic Play’s Curse of the Werewolf Megaways, NetEnt’s Blood Suckers 2 and Playtech’s Full Moon Fortunes.
- ⚰️ Horror Slots: There are countless generic Horror-themed games like Skywind’s Alive! Megaways (inspired by Frankenstein), Nolimit City’s Beheaded and Hacksaw Gaming’s Dark Summoning.
- 🧙♀️ Witch Slots: Witches are also popular with 4ThePlayer’s 3 Lucky Witches, Microgaming’s Mega Moolah: The Witches’ Moon and of course Playtech’s Halloween Fortune.
- 🩸 Serial Killer Slots: The rise of slot games based on notorious serial killers is on the rise with Nolimit City releasing Serial, Disturbed and Kiss My Chainsaw.
- 🕸️ Mummy Slots: Playtech’s The Mummy: Books of Amun Ra is the official game from the iconic film series. You also have Play ‘n GO’s Legacy of Dead and Rise of Dead.
- 🎥 Branded Slots: Many slot providers have released official/branded games with licenses from movies or TV series. They include The Walking Dead (Playtech), Lordi Reel Monsters (Play ‘n GO) and Beetlejuice Megaways (Light & Wonder).
Pros & Cons of Playing Halloween Slots
Halloween slot games are fun, especially in late October. With the ability to enjoy all year round, slot studios get creative to offer terrifying games which stand the test of time. Below, I take a closer look at the pros and cons of these slots:
Pros
- Eye-catching graphics & animations
- Eerie & spine-tingling soundtracks
- Multiple new horror-themed slots are released every year
- Halloween-inspired slots available from all providers
- Slot providers continue to push boundaries thematically
- Play free Halloween slots in demo mode
Cons
- Might be too terrifying for some
- Some studios create reskins of popular slots
- Many providers lack originality graphically
Other Popular Slot Themes
With online slot games making up the majority of a casino’s game portfolio, there are various slot game themes and genres to explore (depending on your preferences). If horror or Halloween isn’t for you, check out the below guides which are dedicated to Christmas, the Wild West, fishing and ancient Egypt.
Celebrate Christmas with the Best Christmas Slots
Saddle up with the Best Wild West Slots
🎣 Play the Best Fishing Themed Slots Online
𓂀 Uncover hidden treasures with the Best Ancient Egypt Slots
Halloween Slots FAQs
FAQ
Halloween Slots FAQs
Are Halloween slots available all year round?
Halloween-inspired slot games are more commonly associated with late October but can be played every day. Look out for special offers and promotions the week leading up to Halloween though.
Can I play free Halloween slots?
All slot game reviews at OLBG come with free play demos meaning you can try for free before playing for real money at trusted and UKGC-licensed slot sites.
What are the best Halloween slots?
Popular horror slot games include Serial and Mental by Nolimit City, Darkness by Print Studios, Immortal Romance from Microgaming and Blood Suckers Megaways by Red Tiger Gaming. Check out OLBG’s top 13 list.
Why are Halloween slots so popular?
Slot developers are inspired by various films and TV series and can create graphically rich games with eerie soundtracks and spine-tingling graphics that stand out against more generic themes.
