Guest Stars Roy Skelton voices Cyberman Steve Plytas as Wigner Robert Beatty as General Cutler Dudley Jones as Dyson David Dodimead as Barclay Christopher Matthews as Radar Technician Ellen Cullen as Geneva Technician Earl Cameron as Williams Alan White as Schultz Glenn Beck as T.V. Announcer Reg Whitehead as Krail Gregg Palmer as Shav Harry Brooks as Talon
