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