Suggestions by @castingsinmyblood

Mark Hamill

as Yogurt in Spaceballs (2007)

Jon Favreau

as Barf in Spaceballs (2007)

Joey Diaz

as Pizza The Hutt in Spaceballs (2007)

Zucker, Abrahams and Zucker

as Writer in Spaceballs (2007)

Aragorn (Lord of the Rings)

as Omar Sharif in What if this actor played

Andy Milder

as The Icicle in New Voice Actors to Play Marvel and DC Characters

Grey DeLisle

as Mad Thinker II in New Voice Actors to Play Marvel and DC Characters

M (James Bond)

as Stephen Fry in What if this actor played

Paolo Gucci

as Vincent Schiavelli in What if this actor played

Paolo Gucci

as Terry-Thomas in What if this actor played

Steve Trevor

as Dean Jones in What if this actor played

Grandpa Joe

as James Stewart in What if this actor played

Bilbo Baggins

as Richard Briers in What if this actor played

Professor Charles Xavier

as Ricardo Montalban in What if this actor played

Arnim Zola

as Udo Kier in What if this actor played

Wesley Gibson

as Aaron Paul in What if this actor played

Nuidis Vulko

as Ernest Borgnine in What if this actor played

King Lear

as George C. Scott in What if this actor played

Jonathan Kent

as DeForest Kelley in What if this actor played

Lara Lor Van

as Geneviève Bujold in What if this actor played