S01E26: One Shall Rise (3)

The Autobots go to the Earth's core to fight for the planet; and Jack uncovers info about Optimus' background.

Season 1

Peter Cullen
Peter Cullen
Optimus Prime (voice)
Jeffrey Combs
Jeffrey Combs
Ratchet (voice)
Frank Welker
Frank Welker
Megatron (voice)
Tania Gunadi
Tania Gunadi
Miko Nakadai (voice)
Josh Keaton
Josh Keaton
Jack Darby (voice)
Kevin Michael Richardson
Kevin Michael Richardson
Bulkhead (voice)
Ernie Hudson
Ernie Hudson
Agent William Fowler (voice)
Andy Pessoa
Andy Pessoa
Rafael "Raf" Esquivel (voice)