Suggestions by @imbatman

Martian Manhunter

as Mahershala Ali in Other Characters Comic Book Actors Could Play

Metallo (John Corben)

as Jon Bernthal in Other Characters Comic Book Actors Could Play

Green Arrow (Oliver Queen)

as Charlie Cox in Other Characters Comic Book Actors Could Play

Black Mask

as Michael Shannon in Other Characters Comic Book Actors Could Play

Black Widow (Natasha Romanoff)

as Jessica Alba in Other Characters Comic Book Actors Could Play

Booster Gold

as Chris Pratt in Other Characters Comic Book Actors Could Play

Batgirl (Barbara Gordon)

as Chloë Grace Moretz in Other Characters Comic Book Actors Could Play

June Moone/Enchantress (DC Comics)

as Anya Taylor-Joy in Other Characters Comic Book Actors Could Play

Batman Beyond (Terry McGinnis)

as Ryan K. Potter in Other Characters Comic Book Actors Could Play

Deathstroke (Slade Wilson)

as Jeffrey Dean Morgan in Other Characters Comic Book Actors Could Play

Eclipso

as Matt Smith in Other Characters Comic Book Actors Could Play

Starfire (Koriand'r)

as Zendaya in Other Characters Comic Book Actors Could Play

Rose Wilson

as Dove Cameron in Other Characters Comic Book Actors Could Play

Batman (1961 film)

as Jake Gyllenhaal in Other Characters Comic Book Actors Could Play

Red Tornado

as Paul Bettany in Other Characters Comic Book Actors Could Play

Carmine Falcone

as Benedict Cumberbatch in Other Characters Comic Book Actors Could Play

Pip the Troll

as Danny DeVito in Other Characters Comic Book Actors Could Play

Green Lantern (Kyle Rayner)

as Xolo Marideuña in Other Characters Comic Book Actors Could Play

Anti-Monitor

as Cillian Murphy in Other Characters Comic Book Actors Could Play

Bibbo Bibbowski

as Michael Rooker in Other Characters Comic Book Actors Could Play