On screen
Cast
16 credited performers
Richard Kiel
Golob
Corinne Cléry
Barbara Gibson
Barbara Bach
Lady Agatha
Leonard Mann
Nick
Arthur Kennedy
Dr. Kraspin
Ivan Rassimov
Lord Graal
Massimo Serato
Great Brother
Artwork unavailable
Marco Yeh
Tom Tom
Venantino Venantini
Character not listed
Artwork unavailable
Vito Fornari
Character not listed
José Quaglio
Character not listed
Attilio Duse
Character not listed
Ottaviano Dell'Acqua
Technician
Larry Dolgin
Narrator (voice)
Hal Yamanouchi
Humanoid Soldier
Artwork unavailable
Milla Johansson
Girl who is drained of blood (uncredited)