Suggestions by @milesyeargain

FAKE

as Cyborg in Justice League: Doom (1998)

Lance Reddick/Martian Manhunter

as Martian Manhunter in Justice League: Doom (1998)

FAKE

as Green Lantern in Justice League: Doom (1998)

Matt Damon (The Flash)

as The Flash in Justice League: Doom (1998)

Sandra Bullock (Wonder Woman)

as Wonder Woman in Justice League: Doom (1998)

Brendan Fraser (Superman)

as Superman in Justice League: Doom (1998)

Keanu Reeves (Batman)

as Batman in Justice League: Doom (1998)

Sigourney Weaver

as Queen Hippolyta in Wonder Woman: Lady of Justice (2000)

Brad Pitt

as Steve Trevor in Wonder Woman: Lady of Justice (2000)

Clancy Brown

as Ares in Wonder Woman: Lady of Justice (2000)

Catherine Zeta-Jones (Wonder Woman)

as Wonder Woman in Wonder Woman: Lady of Justice (2000)

Lucas Till (The Flash)

as The Flash in My Pretend Justice League Movie (2027)

Naomi Scott (Wonder Woman)

as Wonder Woman in My Pretend Justice League Movie (2027)

FAKE

as Superman in My Pretend Justice League Movie (2027)

Jensen Ackles - Batman

as Batman in My Pretend Justice League Movie (2027)

Young Diane Lane

as Ellie Clayton in Apache Chief (1999)

Jennifer aniston

as Gigantica in Apache Chief (1999)

Jeremy Irons

as Vandal Savage in Apache Chief (1999)

Jonathan Joss

as Apache Chief in Apache Chief (1999)

Thomas F Wilson

as Harvey Bullock in Batman: The Dark Night (1999)