Suggestions by @mr_blue_sky
10,422 suggestions

Melter (Marvel Comics)
as Iron Man in What Fictional Character has the best rogues gallery?

Melter (Marvel Comics)
as Iron Man Villains in Supervillains Sorting

Stan Lee
as J. Jonah Jameson in Spider-Man (1980s)

Ernst Stavro Blofeld
as "This Bond is a Threat to Us..." in Bond: Agent 007 (Season One)

Spoiler
as "This Bond is a Threat to Us..." in Bond: Agent 007 (Season One)

Patrick Stewart
as Uncle Pyko in Marvel's Guardians of The Galaxy Vol. 3

Weather Wizard
as Adam Driver in Which SUPERHEROES Could Actors Play?

Jonathan Pryce
as God in Fancasting unvoiced hazbin hotel side charcters

Sting
as God in Fancasting unvoiced hazbin hotel side charcters

Robin Quivers
as Robin Quivers in Jonathan Hensleigh's Hulk (1999)

Howard Stern
as Howard Stern in Jonathan Hensleigh's Hulk (1999)

Martin Short
as Edward Nygma in Tim Burton's DC Universe

Hoyt Axton
as Randall "Rand" Peltzer in Rankin/Bass' Gremlins (1974)

Colin Farrell
as Dyvyne in The Incredible Hulk: Out Of This World

Patrick Stewart
as Uncle Pyko in The Incredible Hulk: Out Of This World

Groot
as "An Ally Along the Way..." in The Incredible Hulk: Out Of This World

Spoiler
as "An Ally Along the Way..." in The Incredible Hulk: Out Of This World

Pat Hingle
as James Gordon in Tim Burton’s Arkham Asylum: A Serious House on Serious Earth (1999)

Helen Mirren
as What If Roger Corman's Fantastic Four Was Released/Had Sequels? in myFiction

Lota (The Island of Doctor Moreau)
as Civil War (Anti-Registration) in Anythingverse Idea Pitch