Kevin Conroy as Batman (voice)

Phil LaMarr as Green Lantern (voice)

Susan Eisenberg as Wonder Woman (voice)

María Canals-Barrera as Hawkgirl (voice)

Carl Lumbly as J'onn J'onzz (voice)

George Newbern as Superman (voice)

Michael Rosenbaum as Flash (voice)

Victor Rivers as Hro Talak (voice)

Héctor Elizondo as Kragger (voice)

Elizabeth Peña as Paran Dul (voice)

Efrem Zimbalist Jr. as Alfred (voice)

Kevin Michael Richardson as General Welles (voice)

Jason Marsden as Snapper Carr (voice)

Peter Renaday as Councilor/Diplomat (voice)

Richard Doyle as Big Brother Hawk (voice)

Larry Cedar as Radar Tech (voice)

Stan Ridgway as Communications Officer (voice)

Javier Grajeda as Hawk Sentry (voice)