Suggestions by @harrissyed

Rachel McAdams

as Virginia "Pepper" Potts in What if Iron Man (2008) was made in 2021?

Score: +1

Jamie Foxx

as James "Rhodey" Rhodes in What if Iron Man (2008) was made in 2021?

Score: +1

Denzel Washington

as Nick Fury in What if Iron Man (2008) was made in 2021?

Score: +1

Jon Voight

as Obadiah Stane in What if Iron Man (2008) was made in 2021?

Score: +1

Al Pacino

as Justin Hammer in Iron Man Trilogy (2008 - 2013)

Score: -1

Matthew Goode

as JARVIS in Iron Man Trilogy (2008 - 2013)

Score: +3

Jude Law

as Aldrich Killian in Iron Man Trilogy (2008 - 2013)

Score: +2

Viggo Mortensen

as Ivan Vanko in Iron Man Trilogy (2008 - 2013)

Score: +2

Jon Voight

as Obadiah Stane in Iron Man Trilogy (2008 - 2013)

Score: +2

Brendan Fraser

as Happy Hogan in Iron Man Trilogy (2008 - 2013)

Score: +1

Tom Cruise

as Tony Stark in Iron Man Trilogy (2008 - 2013)

Score: +2

Tom Cruise

as Tony Stark in Iron Man 3 (2013)

Score: -2

Ann Dowd

as Anne Marie Hoag in The Infinity Saga (Alternate Casting)

Score: +1

Ross Marquand

as The Other in The Infinity Saga (Alternate Casting)

Score: +1

Emma Stone

as Hope Van Dyne in The Infinity Saga (Alternate Casting)

Score: +1

Joel Kinnaman

as Ronan the Accuser in The Infinity Saga (Alternate Casting)

Score: +1

Jamie Chung

as Mantis in The Infinity Saga (Alternate Casting)

Score: -1

Lucy Liu

as Aleta Ogord in The Infinity Saga (Alternate Casting)

Score: +1

Vanessa Kirby

as Ayesha in The Infinity Saga (Alternate Casting)

Score: +1