Giovanni Cianfriglia as Superargo

Guy Madison as Prof. Wendland Wond

Luisa Baratto as Claire Brand

Diana Lorys as Gloria Devon

Aldo Sambrell as Kamir / Pao-Ki

Tomás Blanco as Davies

Sergio Testori as Jo Brand

Valerio Tordi as Professor Presenski

Aldo Bufi Landi as J.G. Stafford

Valentino Macchi as Bank Guard

Frank von Kuegelgen as Medical Examiner (voice)

Mauro Mannatrizio as Henchman in Cave

Emilio Messina as Wrestler vs Jo Brand

Roberto Messina as Wrestler vs Superargo