Characters in the Transformers film series

The following is a list of characters featured in the Transformers film series, directed by Michael Bay and distributed by Paramount Pictures.

Humans

Characters: Human	Film
	Transformers	Transformers: Revenge of the Fallen	Transformers: Dark of the Moon
Sam Witwicky	Shia LaBeouf
Ron Witwicky	Kevin Dunn
Judy Witwicky	Julie White
William Lennox	Josh Duhamel
Robert Epps	Tyrese Gibson
Seymour "Reggie" Simmons	John Turturro
Mikaela Banes	Megan Fox
General Morshower		Glenn Morshower
Maggie Madsen	Rachael Taylor
Glen Whitman	Anthony Anderson
John Keller	Jon Voight
Tom Banachek	Michael O'Neill
Jorge "Fig" Figueroa	Amaury Nolasco
Bobby Bolivia	Bernie Mac
Archibald Witwicky	W. Morgan Sheppard
Leo Spitz		Ramón Rodríguez
Theodore Galloway		John Benjamin Hickey
Professor R. A. Colan		Rainn Wilson
SASF Agent Graham		Matthew Marsden
Carly Spenser			Rosie Huntington-Whiteley
Dylan Gould			Patrick Dempsey
Charlotte Mearing			Frances McDormand
Bruce Brazos			John Malkovich
Hardcore Eddie			Lester Speight
Jerry "Deep" Wang			Ken Jeong
Dutch			Alan Tudyk
Cosmonaut Dimitri			Elya Baskin

• Zack Ward played First Sergeant Donnelley in Transformers.
• Travis Van Winkle played Trent DeMarco, Mikaela's first boyfriend in Transformers.
• Peter Jacobson played Mr. Hosney, a humorless teacher in Sam's high school in Transformers.
• Erin Naas played Arcee's rider in Transformers: Revenge of the Fallen.
• Deep Roy played an Egyptian guard in Transformers: Revenge of the Fallen.
• Glee star Iqbal Theba cameoed as a United Nations Security General in Transformers: Dark of the Moon.
• Former Astronaut Buzz Aldrin played a semi-fictional version of himself in Transformers: Dark of the Moon.
• Bill O'Reilly appears as himself, interviewing Agent Simmons through his television program The O'Reilly Factor in Transformers: Dark of the Moon.

Transformers

Autobots

Characters: Autobots	Film
	Transformers	Transformers: Revenge of the Fallen	Transformers: Dark of the Moon
Optimus Prime	Peter Cullen
Ironhide	Jess Harnell
Bumblebee	Mark Ryan	(No voice actor)
Ratchet	Robert Foxworth
Sideswipe		André Sogliuzzo	James Remar
Wheelie		Tom Kenny
Jazz	Darius McCrary
Arcee		Grey DeLisle
Skids		Tom Kenny
Mudflap		Reno Wilson
Chromia		(No voice actress)
Elita One		Grey DeLisle
Jolt		(No voice actor)
Jetfire		Mark Ryan
Sentinel Prime			Leonard Nimoy
Dino/Mirage			Francesco Quinn
Que/Wheeljack			George Coe
Target/Leadfoot			John DiMaggio
Amp/Roadbuster			Ron Bottitta
Topspin			(No voice actor)
Brains			Reno Wilson

• Robin Atkin Downes, Kevin Michael Richardson, and Michael York voiced the Dynasty of Primes in Transformers: Revenge of the Fallen.

Decepticons

Characters: Decepticons	Film
	Transformers	Transformers: Revenge of the Fallen	Transformers: Dark of the Moon
Megatron	Hugo Weaving
Starscream	Charlie Adler
Scorponok	(No voice actor)
Barricade	Jess Harnell		Frank Welker
Soundwave		Frank Welker
Bonecrusher	Jim Wood
Frenzy	Reno Wilson
Brawl	(No voice actor)
Blackout	(No voice actor)
The Doctor		John Di Crosta
Scrapper		(No voice actor)
Long Haul		(No voice actor)
Sideways		(No voice actor)
The Fallen		Tony Todd
Grindor		Frank Welker (Vocal effects)
Ravage		Frank Welker
Reedman		Frank Welker (Vocal effects)
Alice		Isabel Lucas
Insecticon		(No voice actor)
Rampage		Kevin Michael Richardson
Demolishor		Calvin Wimmer
Scrapmetal		(No voice actor)
Mixmaster		(No voice actor)
Devastator		Frank Welker (Vocal effects)
Shockwave			Frank Welker
Laserbeak			Keith Szarabajka
Igor			Greg Berg
Crankcase			(No voice actor)
Hatchet			(No voice actor)
Crowbar			Jim Wood

• A Superfund armored truck with a Decepticon symbol appears in Transformers: Dark of the Moon, but it's never seen in robot mode.