Keith Andes

as Father Adam

as Marvin Bates

as Darius (1 episode)

as Eugene Danziger

as A. R. Bennings / Kermit Matthews / Len Francisco (29 episodes)

as Joe Bremonte

as General George C. Marshall

as Birdman (voice) (60 episodes)

as Akuta (1 episode)

as Martin Shawe (1 episode)

as Ben Moore (2 episodes)

as Narrator

as Dr. Peter Wayne (1 episode)

as Keith Granville (1 episode)

as Bill King (2 episodes), as Brad Collins (1 episode)

as Roger Bryant (1 episode)

as Colonel Frank Dawson (11 episodes)