Suggestions by @usmansafdar

Selena Gomez

as Princess Peach in Super Mario Bros

Rupert Grint

as Luigi in Super Mario Bros

Owen Wilson

as Mario in Super Mario Bros

David Tennant

as Two-Face in Every Batman Character

Taraji P. Henson

as Poison Ivy in Fancast Your DC Universe

Danny McBride

as The Penguin in The LEGO Justice League Movie

John Goodman

as Commissioner Gordon in The LEGO Justice League Movie

John Cleese

as Alfred Pennyworth in The LEGO Justice League Movie

Thomas Kretschmann

as Lex Luthor in The LEGO Justice League Movie

Emma Watson

as Shayera Hol/Hawkgirl in Lego Justice League

Jay Baruchel

as Green Arrow in An Original DC Animated Fan Cast

Chloë Grace Moretz

as Supergirl in The Lego Superman Movie

John C. Reilly

as Martian Manhunter in The LEGO Justice League Movie

Bruce Willis

as Arthur Curry in The LEGO Justice League Movie

Eddie Murphy

as Victor Stone in The LEGO Justice League Movie

Owen Wilson

as Barry Allen in The LEGO Justice League Movie

Andy Samberg

as Hal Jordan in The LEGO Justice League Movie

Angelina Jolie

as Diana Prince in The LEGO Justice League Movie

Mark Wahlberg

as Clark Kent in The LEGO Justice League Movie