Keep scrolling down for answers and more stats ...
Actor/Actress
Description
Character
Shia LaBeouf
A recent high school graduate who is unwittingly drawn again into the Autobot cause to unravel an ancient mystery implanted into his mind by the now-destroyed AllSpark
Sam Witwicky
Megan Fox
Sam's juvenile car thief girlfriend
Mikaela Banes
Josh Duhamel
A former U.S. Army captain who establishes the NEST movement to help the Autobots with their battle against the remaining Decepticons
Maj. William Lennox
Tyrese Gibson
A U.S. Air Force sergeant in Lennox's team who leads NEST's SWAT unit
CMSgt. Rob Epps
John Turturro
A former agent of the recently terminated Sector Seven division who now runs a meat shop in New York City with his mother
Seymour Simmons
Ramón Rodríguez
A college roommate of Sam's who runs an online conspiracy blog and is obsessed with the Transformers
Leo Spitz
Kevin Dunn
Sam's father
Ron Witwicky
Julie White
Sam's mother
Judith Witwicky
John Benjamin Hickey
A national security adviser who often chastises NEST for their destructive tactics
Theo Galloway
Glenn Morshower
The supervisor of NEST
U.S. Marine Corps General Morshower
Matthew Marsden
A NEST officer
Graham
Rainn Wilson
Sam and Leo's astronomy teacher
Prof. R. A. Colan
Marc Evan Jackson
U.S. Central Command
Commander
Peter Cullen
The leader of the Autobots who transforms into a blue and red 1994 Peterbilt 379 semi-trailer truck
Optimus Prime
Mark Ryan
A young Autobot scout and Sam Witwicky's guardian who transforms into a yellow and black 2006 Chevrolet Camaro
Bumblebee
Mark Ryan
An ancient Decepticon-turned-Autobot Seeker who transforms into a Lockheed SR-71 Blackbird
Jetfire
Reno Wilson
An Autobot infiltrator and Skids' twin who transforms into a red 2007 Chevrolet Trax
Mudflap
Jess Harnell
The Autobot weapons specialist and Optimus' new second-in-command who transforms into a black 2006 GMC Topkick C4500
Ironhide
Robert Foxworth
The Autobot medical officer who transforms into a yellow 2004 search and rescue Hummer H2 ambulance
Ratchet
André Sogliuzzo
The Autobot combat instructor who transforms into a silver 2009 Chevrolet Corvette Stingray
Sideswipe
Tom Kenny
An Autobot messenger and Mudflap's twin who transforms into a green 2007 Chevrolet Beat
Skids
Tom Kenny
A former Decepticon drone and later an Autobot who transforms into a blue radio-controlled toy monster truck
Wheelie
Grey DeLisle
A female Autobot who transforms into a pink Ducati 848
Arcee
Grey DeLisle
One of Arcee's sisters who transforms into a blue 2008 Suzuki B-King
Chromia
Actor/Actress
Description
Character
Grey DeLisle
One of Arcee's sisters who transforms into a purple MV Agusta F4 R312
Elita-One
None
An Autobot technician who transforms into a Chevrolet Volt
Jolt
Tony Todd
A rogue Prime who is the ancient founder of the Decepticons and master of Megatron, who seeks to exact revenge
The Fallen
Hugo Weaving
The Fallen's apprentice and the field commander of the Decepticons who transforms into a Cybertronian hover tank
Megatron
Charlie Adler
Megatron's second-in-command who transforms into a Lockheed Martin F-22 Raptor
Starscream
Frank Welker
The Decepticon communications officer
Soundwave
Frank Welker
A Constructicon who is made up of the combined forms of the other Constructicons
Devastator
Frank Welker
A Decepticon infiltration expert and a minion of Soundwave who is a large one-eyed Jaguar
Ravage
Frank Welker
A Decepticon formed of small bead-like Decepticons
Reedman
Frank Welker
A Decepticon who transforms into a CH-53E Super Stallion helicopter and shared the same body as Blackout's
Grindor
John Di Crosta
A spider-like Decepticon who transforms into a microscope
The Doctor
Isabel Lucas
A female pretender sent to spy on Sam in college who transforms into an Alice in Wonderland android
Alice
Calvin Wimmer
A huge Constructicon who transforms into a red and white Terex O&K RH 400 excavator
Demolishor
Kevin Michael Richardson
A Constructicon who transforms into a red Caterpillar D9T bulldozer
Rampage
None
A Constructicon who transforms into a black and silver Mack concrete mixer truck
Mixmaster
None
A Constructicon who transforms into a green Caterpillar 773B dump truck
Long Haul
None
A Constructicon who transforms into a yellow Caterpillar 992G scoop loader
Scrapper
None
A large Constructicon who shares the same model of Demolishor
Scavenger
None
A Constructicon who transformed into a red KW Dart D4661 Tractor Truck articulated dump truck
Overload
None
A Constructicon who transformed into a yellow KOBELCO CKE2500 II crawler crane
Hightower
None
A Constructicon who transforms into a yellow Volvo EC700C crawler excavator fitted with a Stanley UP 45SV attachment
Scrapmetal
None
A Decepticon surveillance agent who transforms into a silver Audi R8
Sideways
None
A small insect-like Decepticon who is a mechanical beetle