Robot Monster

George Nader

Roy

Claudia Barrett

Alice

Gregory Moffett

Johnny

Jack Mylong-Münz

The Professor

Selena Royle

Mother

Pamela Paulson

Carla

George Barrows

Ro-Man the Monster / Great Guidance

John Brown

Ro-Man / Great Guidance (voice)

C.H.O.M.P.S.

⭐ 5.0

Piece of Mind

⭐ N/A

Tobor the Great

⭐ 5.3

Weird Woman

⭐ 6.0

Pillow of Death

⭐ 6.6