Peter Serafinowicz Cast as Peeves in HBO's 'Harry Potter' Series
Peter Serafinowicz has been cast as Peeves the Poltergeist in the upcoming HBO "Harry Potter" series. The character is depicted as a mischievous ghost known for causing trouble within the halls of Hogwarts. This role marks the first live-action appearance for Peeves, a fan-favorite character who was notably absent from the original "Harry Potter" film adaptations.

Actor Peter Serafinowicz has been cast in the role of Peeves the Poltergeist for HBO’s forthcoming “Harry Potter” series.
Peeves is characterized as a cheeky ghost, recognized for creating disruptions and mischief throughout Hogwarts. This casting is significant as the character, despite being a fan-favorite, did not appear in any of the original "Harry Potter" movies.
Serafinowicz is represented by Curtis Brown Group, UTA, 3 Arts, and Peikoff Mahan.
According to Variety, the casting was announced as an exclusive.

