Transformers/Scooby Doo Crossover

Autobots

Peter Cullen As Optimus Prime and Ironhide

Dan Gilvezan As Bumblebee

Billy West As Ratchet

Susan Blu As Arcee

Jack Angel As Ultra Magnus

Maurice LaMarche As Cliffjumper

Decepticons

Frank Welker As Megatron

Tom Kenny As Starscream

Corey Burton As Shockwave

Gina Torres As Arachnid

Mystery Inc.

Frank Welker As Scooby-Doo/Fred Jones

Matthew Lillard As Shaggy Rogers

Grey Delisle As Daphne Blake

Kate Micucci As Velma Dinkley