Suggestions by @ringothedrummer

Steve Oram

as PC Mackintosh in Blood and Wensleydale

Vera Farmiga

as Wendolene Ramsbottom in Blood and Wensleydale

Bonnie Aarons

as Fluffles in Blood and Wensleydale

Doug Jones

as Gromit in Blood and Wensleydale

Jonathan Aris

as Wallace in Blood and Wensleydale

Willem Dafoe

as Jon Arbuckle in Legion

Robert Downey Jr.

as The Man on the Throne in Legion

Spoiler

as The Man on the Throne in Legion

Jeff Bridges

as Mr. Jones in Legion

Alexander Skarsgård

as Ken in Legion

Charlotte Gainsbourg

as Dr. Liz Wilson in Legion

Stellan Skarsgård

as Jim Davis in Legion

Joaquin Phoenix

as Garfield in Legion

Joaquin Phoenix

as Scooby-Doo in Legion

Aaron Paul

as Eddy in Legion

Sadie Sink

as Kimberley Possible in Legion

John C. Reilly

as Patrick Star in Legion

Daniel Kaluuya

as Hobbes in Legion

Margot Robbie

as Barbie in Legion

Colman Domingo

as Odie in Legion