 | Tara Strong als Ben Tennyson / Glitch (voice) |
 | Montse Hernandez als Gwen Tennyson (voice) |
 | David Kaye als Grandpa Ken / Max Tennyson / Azmuth Humungousaur / Omni-Kix Humungousaur / Omni-Naut Humungousaur / Shock Rock / Omni-Naut Shock Rock (voice) |
 | Dee Bradley Baker als Jetray / Omni-Kix Jetray / Omni-Naut Jetray / Rath / Goop (voice) |
 | Roger Craig Smith als Diamondhead / Steam Smythe (voice) |
 | Daryl Sabara als Heatblast / Omni-Naut Heatblast (voice) |
 | John DiMaggio als Phil Billings / Four Arms (voice) |
 | Yuri Lowenthal als Vilgax / Alien V (voice) |
 | Greg Cipes als Kevin Levin / Quad Smack / Bashmouth / Crystalfist / Rush / Hot Shot / Dark Matter / Bootleg (voice) |
 | Todd Haberkorn als Slapback / Tetrax Shard / Solar Twain (voice) |
 | Travis Willingham als Cannonbolt (voice) |
 | Tom Kenny als Polar Twain (voice) |
 | Josh Keaton als XLR8 (voice) |
| Henrique Jardim | Director |
| John McIntyre | Director |
| Duncan Rouleau | Characters |
| Kelly Turnbull | Writer |
| Benjamin P. Carow | Writer |
| Sarah Visel | Writer |
| Josh Kim | Writer |
| John Martinez | Writer |
| André LaMilza | Writer |
| Johnny Vu | Writer |
| Chelsea McAlarney | Writer |
| Benjamin Lane | Writer |
| Shareena Carlson | Producer |
| Will Patrick | Producer |
| Kevin Manthei | Music |
| Joe Casey | Executive Producer |
| John Fang | Executive Producer |
| Joe Casey | Characters |
| Joe Kelly | Characters |
| Joe Kelly | Executive Producer |
| Steven T. Seagle | Characters |
| Steven T. Seagle | Executive Producer |
| Brian A. Miller | Executive Producer |
| Jennifer Pelphrey | Executive Producer |
| Duncan Rouleau | Executive Producer |
| Rob Sorcher | Executive Producer |
| Tramm Wigzell | Executive Producer |
| Stacy Renfroe | Recording Supervision |
| Robert Serda | Dialogue Editor |
| Robert Serda | Sound Re-Recording Mixer |
| Robert Serda | Sound Designer |
| Nancy Avery | Animation |
| Donovan Cook | Animation |
| John McIntyre | Animation Director |
| Henrique Jardim | Other |
