torso, originally a Constructicon called Overload) A yellow Caterpillar D9T bulldozer, like Rampage (left leg) André Sogliuzzo as Sideswipe: The Autobot combat instructor who transforms into a silver 2009 Chevrolet Corvette Stingray concept car. Tom Kenny as: Wheelie: A former Decepticon spy, later turned Autobot, who transforms into a blue radio-controlled toy monster truck. Skids: An Autobot infiltrator and Mudflap's twin who transforms into a green 2007 Chevrolet Beat. Reno Wilson as Mudflap: An Autobot infiltrator and Skids' twin who transforms into a red 2007 Chevrolet Trax. Grey DeLisle as Arcee: A female Autobot who transforms into a pink Ducati 848. Calvin Wimmer as Demolishor (credited as "Wheelbot"): A massive Constructicon who transforms into a red and white Terex O&K RH 400 excavator. 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 D9T bulldozer. Robin Atkin Downes as Prime #3: One of the Seven Primes Non-speaking characters Bumblebee: An Autobot scout and Sam’s guardian who transforms into a yellow and black 2009 Chevrolet Camaro. Jolt: An Autobot technician who transforms into a blue 2009 Chevrolet Volt. Sideways: A Decepticon surveillance agent who transforms into a silver 2009 Audi R8; he hides out in Shanghai alongside Demolishor. Scorponok: A scorpion-like Decepticon who was a minion of Blackout in the previous film. Ravage: A feline-like beast sent down by Soundwave to steal the spark from the NEST HQ in order to revive Megatron. Notes Production Development Major hurdles for the film's initial production stages included the 2007–08 Writers Guild of America strike as well as the threat of strikes by other guilds. Prior to a potential Directors Guild of America strike, Bay began creating animatics of action sequences featuring characters rejected for the 2007 film. This would allow animators to complete sequences if the Directors Guild of America went on strike in July 2008, which ultimately did not happen. When asked about directing a sequel while promoting the first Transformers film, Bay said "you have your baby and you don't want someone else to take it". Screenwriters Roberto Orci and Alex Kurtzman, who had written the first film, originally passed on the opportunity to write a sequel due to schedule conflicts. The studio