Richard Kiel

Golob

Acting

Corinne Cléry

Barbara Gibson

Acting

Barbara Bach

Lady Agatha

Acting

Leonard Mann

Nick

Acting

Arthur Kennedy

Dr. Kraspin

Acting

Ivan Rassimov

Lord Graal

Acting

Massimo Serato

Great Brother

Acting

Marco Yeh

Tom Tom

Acting

Venantino Venantini

Acting

Vito Fornari

Acting

José Quaglio

Acting

Attilio Duse

Acting

Ottaviano Dell'Acqua

Technician

Acting

Larry Dolgin

Narrator (voice)

Acting

Hal Yamanouchi

Humanoid Soldier

Acting

Milla Johansson

Girl who is drained of blood (uncredited)

Acting