Kieran Culkin to Voice the Devil in Family Guy's 2026 Hulu Halloween Special

Kieran Culkin will guest star as the Devil in Family Guy's Halloween special "Happy Hell-o-ween," announced at the show's San Diego Comic-Con panel on 25 July 2026. It marks the third straight year of standalone seasonal episodes exclusive to Hulu, with a Holiday special, "The Peter Clause," also set. Both stream on Disney+ internationally. Showrunner Rich Appel confirmed. Season 25 returns to Fox in midseason 2027.