<Li> John DiCrosta as Scalpel (credited as "Doctor") A spider - like Decepticon who transforms into a microscope . </Li> <Li> Michael York as Prime #1 One of the Seven Primes . </Li> <Li> Kevin Michael Richardson as <Ul> <Li> Prime #2 One of the Seven Primes . </Li> <Li> Rampage (credited as "Skipjack") A Constructicon who transforms into a red Caterpillar D9 T bulldozer . He forms the left leg of Devastator . </Li> </Ul> </Li> <Ul> <Li> Prime #2 One of the Seven Primes . </Li> <Li> Rampage (credited as "Skipjack") A Constructicon who transforms into a red Caterpillar D9 T bulldozer . He forms the left leg of Devastator . </Li> </Ul>

Cast of transformers the revenge of the fallen