Suggestions by @mikeypascual

Jonathan Majors

as Calvin Ellis (Superman) in All Superheroes and Villains (DC, Marvel, & Dark Horse Comics)

Thomas Haden Church

as Flint Marko (Sandman) in All Superheroes and Villains (DC, Marvel, & Dark Horse Comics)

Mehcad Brooks

as Horus, Lord of Light in All Superheroes and Villains (DC, Marvel, & Dark Horse Comics)

Domhnall Gleeson

as The One in All Superheroes and Villains (DC, Marvel, & Dark Horse Comics)

Zachary Levi

as Shazam! in Justice League: Endgame

James McAvoy

as Professor X/Charles Xavier in Marvel Crisis on Infinite Earths

Élodie Yung

as Elektra Natchios in DC Versus Marvel/Marvel Versus DC

Jason Momoa

as Arthur Curry in DC Versus Marvel/Marvel Versus DC

Tenoch Huerta Mejía

as Namor McKenzie in DC Versus Marvel/Marvel Versus DC

Chris Hemsworth

as Thor in Marvel Crisis on Infinite Earths

Wolfgang Schmidt

as Robert Patrick in The Walking Dead actors as characters in superhero movies

Wonder Woman (Diana Prince)

as Cobie Smulders in Which DC characters can Agents of SHIELD actors play in live-action?

Reg E. Cathey

as In Memory of... in Best & Worst Comic Book Castings

Gaspard Ulliel

as In Memory of... in Best & Worst Comic Book Castings

William Hurt

as In Memory of... in Best & Worst Comic Book Castings

Lucas Till

as Comrade Bog in The One

Stellan Skarsgård

as Premier Mikhail Kubalov in The One

Boyd Holbrook

as Jay-Hole in The One

Dakota Fanning

as Amelia in The One

Austin Butler

as Charlie in The One