Years after the events of Predacons Rising, Bumblebee is summoned back to Earth to battle several of Cybertron's most wanted Decepticons that escaped from a crashed prison ship and assembles a team of young Autobots that includes Sideswipe (a rebel "bad boy bot"), Strongarm (an Elite Guard cadet), Grimlock (a bombastic Dinobot), and Fixit (a hyperactive Mini-Con with faulty wiring).

Will Friedleas Bumblebee (voice)
Khary Paytonas Grimlock (voice)
Darren Crissas Sideswipe (voice)
Mitchell Whitfieldas Fixit (voice)
Constance Zimmeras Strongarm / Filch / Matronly Docent (voice)
Peter Cullenas Optimus Prime (voice)
Michael Yurchakas Zorillor (voice)
Maurice LaMarcheas Drag Strip (voice)
Robin Atkin Downesas Flamesnort (voice)
Graham McTavishas Titus / Vernon (voice)
Michael Ryan
Kevin Kiner