Suggestions by @zeeeteee

Jack Black

as Perry White in The Batman/Superman: World's Finest

Ezra Miller

as Jimmy Olsen in DCEU Rebooted

Jamie Foxx

as Lucius Fox in DCEU Rebooted

Liam Hemsworth

as Firestorm in DCEU Rebooted

Megan Fox

as Koriand'r in DCEU Rebooted

Leonardo DiCaprio

as Roman Sionis in DCEU Rebooted

Channing Tatum

as Hawk in DCEU Rebooted

Robbie Amell

as Superboy in DCEU Rebooted

John Cena

as Captain Atom in DCEU Rebooted

Bruce Willis

as MR. Freeze in DCEU Rebooted

Kate Upton

as Power-Girl in DCEU Rebooted

Bruce Willis

as Boston Brand in DCEU Rebooted

Woody Harrelson

as Doctor Strange in DCEU Rebooted

Vin Diesel

as Leonard Snart in DCEU Rebooted

Gerard Butler

as Dru Zod in DCEU Rebooted

Matt Damon

as Hawkman in DCEU Rebooted

Mark Wahlberg

as Deadshot in DCEU Rebooted

Dave Franco

as Red Robin in DCEU Rebooted

Ice Cube

as Heatwave in DCEU Rebooted

Alice Eve

as Heatwave in DCEU Rebooted