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Meg Donnelly as Supergirl / Kara (voice) |
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Harry Shum Jr. as Brainiac 5 (voice) |
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Jensen Ackles as Batman (voice) |
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Gideon Adlon as Phantom Girl (voice) |
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Matt Bomer as The Flash (voice) |
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Darren Criss as Superman (voice) |
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Robbie Daymond as TimberWolf / Brainiac 4 (voice) |
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Darin De Paul as Brainiac / Solomon Grundy (voice) |
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Ben Diskin as Arms Fall Off Boy / Brainiac 2 (voice) |
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Victoria Grace as Shadow Lass (voice) |
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Jennifer Hale as Alura (voice) |
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Cynthia Hamidi as Dawnstar (voice) |
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Ely Henry as Bouncing Boy (voice) |
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Daisy Lightfoot as Triplicate Girl (voice) |
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Eric Lopez as Cosmic Boy / Chemical King (voice) |
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Yuri Lowenthal as Mon El (voice) |
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Zeno Robinson as Invisible Kid / Brainiac 3 (voice) |
| Visual Effects | Dusty Abell | Character Designer |
| Sound | Michael Garcia | Dialogue Editor |
| Writing | Bob Kane | Characters |
| Production | Alicia Heraper | Assistant Production Manager |
| Writing | Paul Levitz | Characters |
| Production | Jacqueline Howard | Assistant Production Manager |
| Visual Effects | Jon Suzuki | Character Designer |
| Art | Elsa Garagarza | Storyboard Artist |
| Visual Effects | Christina Long | Color Designer |
| Art | David Maximo | Storyboard Artist |
| Art | Jose Andres Velasco | Storyboard Artist |
| Crew | Marissa Llano | Post-Production Manager |
| Production | Monique Mosbe | Assistant Production Manager |
| Art | Tec Manalac | Background Designer |
| Art | Chris Palmer | Storyboard Artist |
| Visual Effects | Otto Schmidt | Character Designer |
| Art | Aluir Amancio | Storyboard Artist |
| Art | Matthew Girardi | Art Direction |
| Sound | Patrick J. Foley | Dialogue Editor |
| Sound | Michael Garcia | ADR Editor |
| Sound | Kevin Riepl | Original Music Composer |
| Art | Rodel Gravo | Background Designer |
| Art | Brian Uchida | Prop Designer |
| Sound | Fred Salinas | Dialogue Editor |
| Art | Art Lee | Prop Designer |
| Visual Effects | Craig Cuqro | Color Designer |
| Art | Brenna Kraus | Graphic Designer |
| Crew | Rebecca Sands Coutts | Post-Production Manager |
| Production | Lisa Hallbauer | Other |
| Sound | Kelly Ann Foley | ADR Editor |
| Production | Athena Wingate | Production Accountant |
| Writing | Mike Grell | Characters |
| Production | Lauren D. Sanchez | Assistant Production Manager |
| Art | John Paik | Background Designer |
| Sound | Jeff O. Collins | Other |
| Production | Yadira Davis | Production Accountant |
| Production | Djochoua Belovarski | Production Manager |
| Sound | Kelly Ann Foley | Dialogue Editor |
| Production | Aisha Clarke | Administration |
| Production | Ed Adams | Production Manager |
| Art | Augusto Barranco | Background Designer |
| Art | Jonard Soriano | Background Designer |
| Art | Brenna Kraus | Title Designer |
| Sound | Wilson Martinez | Other |
| Sound | Fred Salinas | ADR Editor |
| Production | Greg Emerson | Other |
| Sound | Mark A. Keatts | Supervising Dialogue Editor |
| Production | Peter Girardi | Executive In Charge Of Production |
| Art | Robert Haverland | Background Designer |
| Art | Keala Lash | Storyboard Artist |
| Sound | Mark A. Keatts | ADR Editor |
| Editing | Darren Griffiths | Online Editor |
| Production | Sarah Noonan | Casting |
| Visual Effects | Tina Duong | Character Designer |
| Visual Effects | Kim Bowen | Color Designer |
| Art | Ifesinachi Orjiekwe | Storyboard Artist |
| Sound | Patrick J. Foley | ADR Editor |
| Production | Liz Carroll | Administration |
| Production | Bobbie Page | Production Supervisor |
| Writing | Bill Finger | Characters |
| Art | Jessica Cuffe | Storyboard Artist |
| Production | Kip Brown | Post Producer |
| Production | Agnes Kim | Casting |
| Directing | Jeff Wamester | Director |
| Production | Kimberly S. Moreau | Producer |
| Production | Sam Register | Executive Producer |
| Production | Butch Lukic | Supervising Producer |
| Writing | Josie Campbell | Writer |
| Production | Jim Krieg | Producer |
| Writing | Joe Shuster | Characters |
| Production | Marlene Corpuz | Production Manager |
| Editing | Bruce King | Editor |
| Writing | Jerry Siegel | Characters |
| Production | Angela O'Sullivan | Line Producer |
| Production | Wes Gleason | Casting |
