L'umanoide

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

👤

Marco Yeh

Tom Tom

Venantino Venantini

👤

Vito Fornari

José Quaglio

Attilio Duse

Ottaviano Dell'Acqua

Technician

Larry Dolgin

Narrator (voice)

Hal Yamanuçi

Humanoid Soldier

👤

Milla Johansson

Girl who is drained of blood (uncredited)