Reparto (18)
Tristram CoffinProf. Jeff King
Mae ClarkeGlenda Thomas
Don HaggertyTony Dirken
House Peters Jr.Burt Winslow
James CravenProf. Millard
I. Stanford JolleyProf. Bryant
Ted AdamsMartin ConwayMarshall BradfordDr. Graffner
Stanley PriceGunther von StrumDouglas EvansCivil Defense ChairmanArvon DaleChairman's Aide
Tom SteeleHenchman
Dale Van SickelHenchman
David SharpeHenchman
Carey LoftinHenchmanBud WolfeHenchman
Frank O'ConnorOld Watchman
Art GilmoreRadio Voice