William Baldwin as Batman (voice)

James Woods as Owlman (voice)

Mark Harmon as Superman (voice)

Gina Torres as Superwoman (voice)

Vanessa Marshall as Wonder Woman (voice)

Chris Noth as Lex Luthor (voice)

Brian Bloom as Ultraman (voice)

Jonathan Adams as J'onn J'onzz (voice)

Nolan North as Green Lantern (voice)

Josh Keaton as Flash (voice)

Bruce Davison as President Wilson (voice)

James Patrick Stuart as Johnny Quick (voice)

Jim Meskimen as Captain Super (voice)

Freddi Rogers as Rose Wilson (voice)

Bruce Timm as Uncle Super (voice)

Cedric Yarbrough as Firestorm (voice)

Kari Wuhrer as Model Citizen (voice)

Carlos Alazraqui as Breakdance (voice)

Andrea Romano as Watchtower Computer (voice)

Richard Green as Jimmy Olsen (voice)