Suggestions by @j59921688

Robert Zemeckis

as Executive Producer in Foster's Home For Imaginary Friends: The Movie

Craig McCracken

as Writer in Foster's Home For Imaginary Friends: The Movie

Danny McBride

as Red in Foster's Home For Imaginary Friends: The Movie

Eric Jacobson

as Yogi Boo Boo in Foster's Home For Imaginary Friends: The Movie

Ty Burrell

as Mr. Herriman in Foster's home for imaginary friends live action

Chris Pratt

as Terence in Foster's Home For Imaginary Friends: The Movie

Anne Hathaway

as Mac's Mom in Foster's Home For Imaginary Friends: The Movie

Candi Milo

as Scribbles in Foster's Home For Imaginary Friends: The Movie

Jeff Goldblum

as Camery in Foster's Home For Imaginary Friends: The Movie

Blake Shelton

as Creaky Pete in Foster's Home For Imaginary Friends: The Movie

Mike Nawrocki

as Scissors in Foster's Home For Imaginary Friends: The Movie

John Goodman

as Uncle Pockets in Foster's Home For Imaginary Friends: The Movie

Steve Buscemi

as Jackie Khones in Foster's Home For Imaginary Friends: The Movie

Wayne Knight

as Ivan in Foster's Home For Imaginary Friends: The Movie

Bill Hader

as Bloppypants in Foster's Home For Imaginary Friends: The Movie

Grey DeLisle

as Frankie Foster in Foster's Home For Imaginary Friends: The Movie

Glenn Close

as Madame Foster in Foster's Home For Imaginary Friends: The Movie

Ty Burrell

as Mr. Herriman in Foster's Home For Imaginary Friends: The Movie

Awkwafina

as Coco in Foster's Home For Imaginary Friends: The Movie

Neil Canton

as Producer in Foster's Home For Imaginary Friends: The Movie