Director:
Carlo Lizzani

Casting:
Thomas Hunter,
Henry Silva,
Dan Duryea,

Italy, 1966

Director:
Oscar Santaniello Joe D'Amato

Casting:
Jeff Cameron,
Enzo Pulcrano,
Attilio Dottesio,

Italy, 1972

Director:
Franco Giraldi

Casting:
Jack Betts,
Soledad Miranda,
Giuliano Raffaelli,

Spain, Italy, 1967

Director:
Tonino Cervi

Casting:
Brett Halsey,
Bud Spencer,
Wayde Preston,

Italy, 1968