Suggestions by @mike1seravello

Horace Slughorn

as Bob Hoskins in Roles That Actors / Actresses Were ALMOST Casted

Sam Malone

as Bill Cosby in Roles That Actors / Actresses Were ALMOST Casted

Heaven Can Wait

as Bill Cosby in Roles That Actors / Actresses Were ALMOST Casted

The Wiz (film)

as Bill Cosby in Roles That Actors / Actresses Were ALMOST Casted

Jor-El

as Ben Kingsley in Roles That Actors / Actresses Were ALMOST Casted

The Expendables 4

as Arnold Vosloo in Roles That Actors / Actresses Were ALMOST Casted

Kent Mansley

as Arnold Schwarzenegger in Roles That Actors / Actresses Were ALMOST Casted

FAKE

as Arnold Schwarzenegger in Roles That Actors / Actresses Were ALMOST Casted

Shotgun Wedding

as Armie Hammer in Roles That Actors / Actresses Were ALMOST Casted

Next Goal Wins

as Armie Hammer in Roles That Actors / Actresses Were ALMOST Casted

Ready Player One (film)

as Ansel Elgort in Roles That Actors / Actresses Were ALMOST Casted

Thomas and the Magic Railroad

as Alec Guinness in Roles That Actors / Actresses Were ALMOST Casted

Chris O'Donnell

as AJ in Barbarian (2002)

Chris O'Donnell

as AJ in Barbarian 2002

Michelle Pfeiffer

as Lee Harker in Longlegs (1994)

Michael Wincott

as Longlegs in Longlegs (1994)

Willem Dafoe

as Longlegs in Longlegs (1994)

Jon Voight

as The Blind Man in Don't Breathe (2006)

Ed Harris

as The Blind Man in Don't Breathe (2006)

R. Lee Ermey

as The Blind Man in Don't Breathe (2006)