Peter Weller

Batman / Bruce Wayne (voice)

Ariel Winter

Robin / Carrie Kelley (voice)

David Selby

Commissioner Gordon (voice)

Michael Emerson

Joker (voice)

Mark Valley

Clark Kent / Superman (voice)

Grey DeLisle

Anchor Carla (voice)

Frank Welker

Mayor Stevenson (voice)

Dee Bradley Baker

Don (voice)

Michael McKean

Bartholomew Wolper (voice)

James Patrick Stuart

Murray / Radio Voice (voice)

María Canals-Barrera

Ellen Yindel (voice)

Gwendoline Yeo

Lola Chong (voice)

Danny Jacobs

Merkel (voice)

Townsend Coleman

Morrie (voice)

Michael Jackson

Alfred Pennyworth (voice)

Bruce Timm

Hydrant Fireman (voice)

Tress MacNeille

Selina Kyle / Bruno / Old Woman (voice)

Paget Brewster

Lana Lang (voice)

Gary Anthony Williams

Anchor Bill (voice)

Conan O'Brien

David Endocrine (voice)

Robin Atkin Downes

Oliver Queen (voice)

Yuri Lowenthal

Son of Batman (voice)

Greg Eagles

Ben Derrick (voice)

Lex Lang

Rescued Man (voice)

Jason Charles Miller

Axe Fireman (voice)

Andrea Romano

Woman #2 (voice)

Andy Richter

Frank (voice, uncredited)