
Shia LaBeouf
as Sam Witwicky |

Megan Fox
as Mikaela Banes |

Josh Duhamel
as Cpt William Lennox |

Rachael Taylor
as Maggie Madsen
|

Anthony Anderson
as Glen Whitmann |

Tyrese Gibson
as TSgt Robert Epps |

Jon Voight as John Keller
John Turturro as Reggie Simmons |
|
| Autobots |

Peter Cullen as Optimus Prime
(Peterbilt 379 truck)
The wise and powerful Autobot leader |

Bumblebee (Chevrolet Camaro)[
A friendly scout |

Ratchet (Search & Rescue Hummer H2)
The team's chief medical officer.
|

Jazz (Modified Pontiac Solstice)
Optimus' second-in-command, he is a small but acrobatic fighter, with magnetic hands |

Ironhide
(Custom GMC Topkick C4500 pick-up truck)
The tough weapons specialist of the group. |
|
|
| Decepticons |

Hugo Weaving as Megatron
The brutal Decepticon leader who desires power.
He crash-landed in the Arctic eons ago, and his frozen body is kept in storage by Sector 7. |

Starscream (F-22 Raptor)
Megatron's second-in-command who leads the Decepticons in his absence |

Frenzy (GPX 2-speaker CD player, mobile phone)
Though the smallest Decepticon, he is an agile fighter. |

Bonecrusher (Buffalo H Mine-Protected vehicle) |

Blackout (an MH-53 Pave Low helicopter) |

Barricade (Saleen S281 Mustang police car)
A Decepticon in disguise of a police car. On the rear quarter panel of his vehicle form is written to punish and enslave, instead of to protect and serve. |
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