Peter Cullen as Optimus Prime The leader of the Autobots who transforms into a blue and red 1994 Peterbilt 379 semi-trailer truck. He is said to be the only Transformer capable of defeating The Fallen. Mark Ryan as Jetfire An ancient Decepticon - turned - Autobot Seeker who transforms into a Lockheed SR - 71 Blackbird. Reno Wilson as Mudflap An Autobot infiltrator and Skids ' twin who transforms into a red 2007 Chevrolet Trax. Jess Harnell as Ironhide The Autobot weapons specialist and Optimus ' new second - in - command who transforms into a black 2006 GMC Topkick C4500. Robert Foxworth as Ratchet The Autobot medical officer who transforms into a yellow 2004 search and rescue Hummer H2 ambulance. André Sogliuzzo as Sideswipe The Autobot combat instructor who transforms into a silver 2009 Chevrolet Corvette Stingray. Grey DeLisle as Arcee A female Autobot who transforms into a pink Ducati 848. Hugo Weaving as Megatron The Fallen 's apprentice and the leader of the Decepticons who transforms into a Cybertronian hover tank. Tony Todd as The Fallen A rogue Prime who is the first and founder of the Decepticons, as well as the master of Megatron. Charlie Adler voices Starscream Megatron 's second - in - command who transforms into a Lockheed Martin F - 22 Raptor. Frank Welker as Soundwave The Decepticon communications officer who transforms into a Cybertronian satellite. Devastator A massive Decepticon who is the combination of nine Constructicons. Reedman, a razor - thin Decepticon composed of thousands of minuscule bead - like Decepticons. Tom Kenny as Wheelie A former Decepticon drone and later an Autobot who transforms into a blue radio - controlled toy monster truck. Skids An Autobot messenger and Mudflap 's twin who transforms into a green 2007 Chevrolet Beat. Calvin Wimmer voices Demolishor (credited as "Wheelbot '') A huge Constructicon who transforms into a red and white Terex O&K RH 400 excavator. He hides out in Shanghai with the Decepticon Sideways. John DiCrosta as Scalpel (credited as "Doctor '') A spider - like Decepticon who transforms into a microscope. Michael York as Prime # 1 One of the Seven Primes. Kevin Michael Richardson as Prime # 2 One of the Seven Primes. Rampage (credited as "Skipjack '') A Constructicon who transforms into a red Caterpillar D9 T bulldozer. He forms the left leg of Devastator. Robin Atkin Downes as Prime # 3 One of the Seven Primes
voices of the transformers revenge of the fallen
Peter Cullen as Optimus Prime Mark Ryan as Jetfire Reno Wilson as Mudflap Jess Harnell as Ironhide Robert Foxworth as Ratchet André Sogliuzzo as Sideswipe Grey DeLisle as Arcee Hugo Weaving as Megatron Tony Todd as The Fallen Charlie Adler voices Starscream Frank Welker as Soundwave Tom Kenny as Wheelie Calvin Wimmer voices Demolishor John DiCrosta as Scalpel Michael York as Prime # 1 Kevin Michael Richardson as Prime # 2 Robin Atkin Downes as Prime # 3