L'umanoide

Massimo Serato as Great Brother Larry Dolgin as Narrator (voice) Arthur Kennedy as Dr. Kraspin Venantino Venantini Attilio Duse Ottaviano Dell'Acqua as Technician Hal Yamanouchi as Humanoid Soldier Ivan Rassimov as Lord Graal José Quaglio Corinne Cléry as Barbara Gibson Richard Kiel as Golob Barbara Bach as Lady Agatha Leonard Mann as Nick

Giannetto De Rossi Makeup Artist Armando Valcauda Animation Coordinator, Special Effects Enzo G. Castellari Second Unit Antonio Margheriti Special Effects Supervisor Aldo Lado Director, Writer Ennio Morricone Music Mario Morra Editor