TMDb/Taskmaster Celebrity Taskmaster hints at an Oscar winner joining Season 22. Could it be Olivia Colman? Discover which star might face Greg Davies' quirky challenges. April 16, 2026 AceShowbiz - Taskmaster has steadily become a major phenomenon in the U.K. comedy scene, and as the show expands, its creator Alex Horne and host Greg Davies are drawing from an ever-growing pool of talent. Season 21 notably featured contestants like Kumail Nanjiani and Armando Iannucci, both Oscar nominees.