David Hayter
Sean Barker / The Guyver
Kathy Christopherson
Cori Edwards
Bruno Giannotta
Crane
Stuart Weiss
Marcus
Billi Lee
Mizky
Jim O'Donoghoe
Gouo
J.D. Smith
Doug
Alisa Merline
Brandi (voice)
Wes Deitrick
Volker
Veronica Reed
Sten (voice)
Stephen Oprychal
Bob
Ann George
Gail (voice)
Marisa Cody
Mary (voice)
Kristin Calkins
Lois / Primitive Guyver (voice)
