Larry 'Legs' Smith
Narrator
Acting
Stéphane Cornicard
Dan Morgan
Acting
Will Harrison-Wallace
Doctor Notanazi
Acting
Peter Dickson
Albert
Acting
Ruth Urquhart
Lorna
Acting
Anthony Rudd
Territorial Agent
Acting
Katy Maw
Snake
Acting
Jim Davis
Dr. Quent Brady (archive footage)
Acting
Robert Griffin
Dan Morgan (archive footage)
Acting
Joel Fluellen
Arobi (archive footage)
Acting
Barbara Turner
Lorna (archive footage)
Acting
Eduardo Ciannelli
Mahri (archive footage)
Acting
Vladimir Sokoloff
Dr. Lorentz
Acting
Tim Huntley
Territorial Agent (archive footage)
Acting