Keanu Reeves Bruce Wayne / Batman (voice)
Dwayne Johnson Krypto the Superdog / Anubis / Black Adam (voice), Producer
Olivia Wilde Lois Lane (voice)
Kevin Hart Ace the Bat-Hound (voice)
Lena Headey Lara (voice)
Alfred Molina Jor-El (voice)
John Krasinski Clark Kent / Superman (voice)
Dan Fogler Carl / Pilot / Racer (voice)
Natasha Lyonne Merton (voice)
Taylor Swift Songs
Keith David Dog-El (voice)
Diego Luna Chip (voice)
Jemaine Clement Arthur Curry / Aquaman (voice)
Bob Kane Characters
Joe Shuster Characters
Ben Schwartz Mark / Fire Guinea Pig (voice)
Kate McKinnon Lulu (voice)
Dascha Polanco Jessica Cruz / Green Lantern (voice)
Jerry Siegel Characters
Daveed Diggs Victor Stone / Cyborg (voice)
Yvette Nicole Brown Patty (voice)
Maya Erskine Mercy Graves (voice)
Busy Philipps Foofy Dog (voice)
Nicholas Stoller Executive Producer
Jameela Jamil Diana Prince / Wonder Woman (voice)
Bill Finger Characters
Thomas Middleditch Keith / Ice Guinea Pig (voice)
William Moulton Marston Characters
Marc Maron Lex Luthor (voice)
John Early Barry Allen / The Flash (voice)
Glenn Ficarra Executive Producer
Vanessa Bayer PB (voice)
Jared Stern Writer, Director, Bathtub Guy / JLA Hotline (voice), Producer
Michelle Morgan Mech Suit (voice)
John Whittington Writer
Lou Romano Visual Development
John Requa Executive Producer
Hiram Garcia Producer
Kevin Harkey Story Artist
Richard Arnold Waffles (Uk Dub)
Dany Garcia Producer
Steve Jablonsky Original Music Composer
Mark Walton Story Artist
Season Kent Music Supervisor
David Pressman Corgi (voice)
Sam Levine Waffles / Robot Guards (voice), Co-Director
Darrin Mann Foley Mixer
John Puglisi Story Artist
Régis Schuller Layout Supervisor
Max Martin Songs
Bruce Tanis Foley Editor
Cinzia Angelini Additional Storyboarding
Jon Warne Production Coordinator
David Burgess Animation Supervisor
Joe Oh Story Artist
Ian Abando Story Artist
Ovi Nedelcu Character Designer
Craig Kellman Character Designer
Ruth Lambert Casting
Alyson Dee Moore Foley Artist
Garret Elkins Additional Editor
Ricardo F. Delgado Visual Development
Mayumi Nose Lead Character Designer
Christopher Moriana Foley Artist
J. Michael Spooner Visual Development
Shellback Songs
Bill R. Dean Supervising Sound Editor, Sound Designer
Nikolas Ilic Character Designer
Kenji Ono Story Artist
Jhoanne Reyes Editor
Courtenay Valenti Executive Producer
Allison Abbate Executive Producer