Earth, a shiny jewel floating in the blackness of space... and for the robot known as Brainiac, the last piece to capture for his collection of planets. Not if the Justice League has anything to say about it!
| Actor | Role |
|---|---|
 Troy BakerBatman (voice) | Batman (voice) |
 Grey DeLisleWonder Woman (voice) | Wonder Woman (voice) |
 Phil LaMarrBrainiac (voice) | Brainiac (voice) |
 Nolan NorthSuperman (voice) | Superman (voice) |
 James Arnold TaylorThe Flash (voice) | The Flash (voice) |
 Kari WahlgrenSaturn Girl (voice) | Saturn Girl (voice) |
 Khary PaytonCyborg (voice) | Cyborg (voice) |
 Yuri LowenthalCosmic Boy (voice) | Cosmic Boy (voice) |
 Phil MorrisVandal Savage (voice) | Vandal Savage (voice) |
 Josh KeatonGreen Lantern (voice) | Green Lantern (voice) |
 Andy MilderLightning Lad (voice) | Lightning Lad (voice) |
 Jessica DiCiccoSupergirl (voice) | Supergirl (voice) |
 Jason SpisakCaptain Fear (voice) | Captain Fear (voice) |