Suggestions by @1980scelebritylover

Aaliyah

as Anne Wheeler in The Greatest Showman (1997)

Famke Janssen

as Jenny Lind in The Greatest Showman (1997)

Meg Ryan

as Charity Hallett in The Greatest Showman (1997)

Brad Pitt

as Phillip Carlyle in The Greatest Showman (1997)

Pierce Brosnan

as PT Barnum in The Greatest Showman (1997)

Pierce Brosnan

as P. T. Barnum in The Greatest Showman (1997)

Kim Basinger

as Pepper Potts in The Avengers (1992)

Louis Gossett Jr.

as Nick Fury in The Avengers (1992)

Christopher Plummer

as Dr Erik Selvig in The Avengers (1992)

Sandra Bullock

as Maria Hill in The Avengers (1992)

Harrison Ford

as Phil Coulson in The Avengers (1992)

Clive Owen

as Loki in The Avengers (1992)

Kurt Russell

as Clint Barton in The Avengers (1992)

Molly Ringwald

as Natasha Romanoff in The Avengers (1992)

Robin Williams

as Dr Bruce Banner in The Avengers (1992)

Pierce Brosnan

as Tony Stark in The Avengers (1992)

Sylvester Stallone

as Castor Troy / Sean Archer in Face/Off (1988)

Nicolas Cage

as Martin Riggs in Lethal Weapon (1997)

Samuel L. Jackson

as Denzel Washington and Wesley Snipes in Almost Cast: Face/Off (1987)

Idris Elba

as Nick Rice in Law abiding citizen 2009, alternate casting