Suggestions by @t_man900

Tim Burton

as Director in Superman Children of Kryton (phase 2 movie 7)

Mark Strong

as Lex Luthor in Superman Children of Kryton (phase 2 movie 7)

Tom Hardy

as General zod in Superman Children of Kryton (phase 2 movie 7)

Kiernan Shipka

as Supergirl in Superman Children of Kryton (phase 2 movie 7)

Henry Cavill

as Superman in Superman Children of Kryton (phase 2 movie 7)

Robert Pattinson

as Batman in Superman Children of Kryton (phase 2 movie 7)

Ava DuVernay

as Director in Justice League Origins (Phase 1 movie 6)

Cynthia Addai-Robinson

as Amanda Waller in Justice League Origins (Phase 1 movie 6)

Gary Oldman

as Jim Gordan in Justice League Origins (Phase 1 movie 6)

Danny Elfman

as Composer in Justice League Origins (Phase 1 movie 6)

Ava DuVernay

as Writer in Justice League Origins (Phase 1 movie 6)

Javier Bardem

as Darkseid in Justice League Origins (Phase 1 movie 6)

J.K. Simmons

as Perry White in Justice League Origins (Phase 1 movie 6)

Common (rapper)

as MARTIAN MANHUNTER in Justice League Origins (Phase 1 movie 6)

Camila Mendes

as Lois Lane in Justice League Origins (Phase 1 movie 6)

Zac Efron

as Green Lantern in Justice League Origins (Phase 1 movie 6)

Gal Gadot

as Wonder Woman in Justice League Origins (Phase 1 movie 6)

Mark Strong

as Lex Luthor in Justice League Origins (Phase 1 movie 6)

Henry Cavill

as Superman in Justice League Origins (Phase 1 movie 6)

Grant Gustin

as The flash in Justice League Origins (Phase 1 movie 6)