Zach Callison as Billy Batson (segment "The Return of Black Adam") (voice)

James Garner as Shazam (segment "The Return of Black Adam") (voice)

Josh Keaton as Punk (segment "The Return of Black Adam") (voice)

Danica McKellar as Sally (segment "The Return of Black Adam") (voice)

George Newbern as Superman / Clark Kent (segment "The Return of Black Adam") (voice)

Jerry O'Connell as Captain Marvel (segment "The Return of Black Adam") (voice)

Kevin Michael Richardson as Mister Tawky Tawny (segment "The Return of Black Adam") (voice)

Arnold Vosloo as Black Adam (segment "The Return of Black Adam") (voice)

Gary Cole as Jim Corrigan / The Spectre (segment "The Spectre") (voice)

Alyssa Milano as Aimee Brenner (segment "The Spectre") (voice)

Jeff Bennett as Foster Brenner / Peter McCoy / Flemming (segment "The Spectre") (voice)

Rob Paulsen as Drew Flynn / Lt. Brice / Deandre (segment "The Spectre") (voice)

Jon Polito as Police Captain (segment "The Spectre") (voice)

Malcolm McDowell as Merlyn the Magnificent (segment "Green Arrow") (voice)

Neal McDonough as Green Arrow / Oliver Queen (segment "Green Arrow") (voice)

Steve Blum as Count Vertigo (segment "Green Arrow") (voice)

Grey DeLisle as Black Canary (segment "Green Arrow") (voice) (as Grey DeLisle)

John DiMaggio as Merc (segment "Green Arrow") (voice)

Ariel Winter as Princess Perdita (segment "Green Arrow") (voice)

Thomas Jane as Jonah Hex (segment "Jonah Hex") (voice)

Linda Hamilton as Madame Lorraine (segment "Jonah Hex") (voice)

Jason Marsden as Young Man / Bartender (segment "Jonah Hex") (voice)

Michael Rooker as Red Doc (segment "Jonah Hex") (voice)

Michelle Trachtenberg as Bar Girl (segment "Jonah Hex") (voice)