I break betting odds news as it happens, so you’re never left behind when the market moves or a top offer lands.
- Tom Hiddleston is 1/1 favourite to play Lord Voldemort in HBO’s upcoming Harry Potter reboot.
- Cillian Murphy and Paul Bettany also feature in the betting market for the iconic villain role.
- The series debuts in 2026, with a confirmed main cast for Harry, Ron, and Hermione already announced.
Harry Potter HBO Series: Voldemort Casting Odds Take Shape
With HBO's highly anticipated Harry Potter reboot set to debut in 2026, attention is now firmly on one of the most iconic roles in fantasy history, Lord Voldemort.
New odds have been released for who could portray the Dark Lord in the upcoming series, with Tom Hiddleston the current 1/1 favourite.
This comes as the main trio of Dominic McLaughlin (Harry Potter), Alastair Stout (Ron Weasley), and Arabella Stanton (Hermione Granger) were officially confirmed in their roles.
The show is expected to span seven seasons, one per book, breathing new life into J.K. Rowling’s world almost 30 years after it began.
| HBO Harry Potter - Who plays Lord Voldemort? | Odds* | Probability |
|---|---|---|
| Tom Hiddleston | 1/1 | 50.0% |
| Cillian Murphy | 6/4 | 40.0% |
| Paul Bettany | 3/1 | 25.0% |
| Ralph Fiennes | 5/1 | 16.7% |
| Benedict Cumberbatch | 6/1 | 14.3% |
What the expert says...
Who’s Already Cast in the HBO Harry Potter Series?
HBO have wasted no time announcing several high-profile castings:
- Paapa Essiedu as Severus Snape
- Janet McTeer as Minerva McGonagall
- Nick Frost as Rubeus Hagrid
The series is being positioned as a darker, more faithful adaptation of the books, with showrunners confirming it will “expand character arcs” and explore deeper themes not fully explored in the original films.
Further specials on the show
With such pressure on getting such an iconic story right, further odds are also given around different outcomes around the show.
| HBO Harry Potter Specials | Odds* | Probability |
|---|---|---|
| Most-watched premiere on HBO Max ever | 1/1 | 50.0% |
| Any original cast member to cameo | 6/4 | 40.0% |
| Win Best Drama Series at the Emmys (Season 1) | 2/1 | 33.3% |
| Show to be cancelled | 5/1 | 16.7% |
| Daniel Radcliffe to appear in show | 10/1 | 9.1% |
*As betting sites currently aren't taking bets on this event, odds have been compiled as theoretical probability from an entertainment perspective only and come from an industry expert
When Does the Harry Potter HBO Series Release?
The series is set for a 2026 premiere, though a precise launch date hasn’t been confirmed.
Filming is expected to begin later this year, with each season dedicated to one of the original seven novels, a move widely praised by Potter fans for its ambition and fidelity to source material.
Entertainment Betting Sites: Best Bookmakers Compared on Reality TV, Entertainment and Novelty Bets
Where to Bet on TV & Movie Specials
While odds aren’t currently live on major UK sportsbooks, markets like these often appear at:
- Bet365 - great for major franchises
- Paddy Power - regular specials
- William Hill - known for casting markets
See all available free bets and betting sites if you’re new to wagering on TV specials.
