Hbo’s Harry Potter Series Reveals Five More Hogwarts Roles

WHO:

Collider - HBO’s *Harry Potter* series has cast Nearly Headless Nick, the Bloody Baron, the Fat Lady, the Fat Friar, and the Sorting Hat.

Deadline - David Threlfall, who played Frank Gallagher in the original UK series *Shameless*, will voice the Sorting Hat.

Variety - David Threlfall (*Shameless*, *Nightsleeper*) will voice the Sorting Hat.

Variety - Leo Bill (*The Living and the Dead*, *Alice in Wonderland*) will play Gryffindor House ghost Nearly Headless Nick.

Variety - Andrew Brooke (*PhoneShop*, *The Agency*) will play Slytherin House ghost the Bloody Baron.

Screen Rant - HBO announced five new cast members for the first season of its *Harry Potter* adaptation.

WHAT:

Collider - HBO officially confirmed five Hogwarts roles: Nearly Headless Nick, the Bloody Baron, the Fat Lady, the Fat Friar, and the Sorting Hat.

Deadline - HBO revealed casting for the ghosts and the Fat Lady.

Screen Rant - The five new cast members were announced for the series’ first season.

Variety - The series is casting additional roles for Season 1, including the Sorting Hat and Hogwarts ghosts and portraits.

Deadline - Threlfall led the original British *Shameless*, which spawned a Showtime version led by William H. Macy.

WHERE:

Variety - Nearly Headless Nick is the ghost of Gryffindor House; the Bloody Baron is the ghost of Slytherin House.

HOW:

Deadline - Threlfall’s role as the Sorting Hat is a voice performance.

Variety - Threlfall was cast to voice the Sorting Hat.

(UPDATED October 30, 2026 17:00 UTC)

HBO has cast five new roles for its first season of the Harry Potter series. David Threlfall, known for British Shameless, will voice the Sorting Hat. Leo Bill plays Gryffindor ghost Nearly Headless Nick, while Andrew Brooke portrays Slytherin’s Bloody Baron.