Suggestions by @castingsinmyblood

Guardians Of The Universe

as Charles Gray in What if this actor played

Bucky Barnes (Ultimate)

as Richard Crenna in What if this actor played

Bucky Barnes (Ultimate)

as Jack Warden in What if this actor played

Chester Phillips

as Clancy Brown in What if this actor played

Kilowog

as Clancy Brown in What if this actor played

Kilowog

as Andy Serkis in What if this actor played

Wonder Woman (Diana Prince)

as Liv Tyler in What if this actor played

Kingpin (Wilson Fisk)

as Glenn Shadix in What if this actor played

Starscream

as Jesse Eisenberg in What if this actor played

Hector Barbossa

as Ricardo Montalban in What if this actor played

Vandal Savage

as David Bedella in What if this actor played

Hippolyta

as Salma Hayek in What if this actor played

DeSaad

as Simon Pegg in What if this actor played

Thaal Sinestro

as Richard Roxburgh in What if this actor played

Lois Lane

as Laura San Giacomo in What if this actor played

Jonathan Kent

as Don S. Davis in What if this actor played

Agatha Harkness

as Zoe Caldwell in What if this actor played

Guardians Of The Universe

as CCH Pounder in What if this actor played

The Thing (Ben Grimm)

as Jesse Plemons in What if this actor played

Silver Surfer

as Oded Fehr in What if this actor played