Season 2: Chamber of Secrets
HBO renewed the series for a second season, based on Harry Potter and the Chamber of Secrets, in May 2026 [source].
| Book | Harry Potter and the Chamber of Secrets (1998) |
| Status | Filming at Leavesden Studios, according to Variety in October 2026 [source] |
| Release date | Not announced |
| Showrunners | Francesca Gardiner and Jon Brown (co-showrunner from season 2) [source] |
New cast for season 2
| Gilderoy Lockhart | Kit Harington |
| Arthur Weasley | Rafe Spall |
| Dobby | Lenny Rush |
| Tom Riddle | Billy Barratt |
| Ginny Weasley | Bonnie Hill (Gracie Cochrane plays her in season 1) |
| Colin Creevey | Jasper Ambrose |
| Moaning Myrtle | Molly Hewitt-Richards |
Sources: HarryPotter.com, Variety. The returning cast is in the full cast.
When will season 2 come out?
There is no date. Casey Bloys, HBO’s chief content officer, has said the seasons will not be yearly: “It’s not going to be an annual; the show is too big and too massive.” [source]
