Guy Madison

Character: Major Carter

Raffaella Carrà

Character: Sara van Kolstrom

Stelvio Rosi

Character: Sgt. Arthur Nolan

Piero Lulli

Character: Colonel Kreuzfeld

Gloria Fernán Osuna

Character: Resistance Girl

Alfredo Mayo

Character: Professor van Kolstrum

Manuel Zarzo

Character: Cpl. John Terrence

Enrique Ávila

Character: Pvt. Thomas Nichols

Carlos Quiney

Character: Sgt. Geronimo Lightcloud

Luis Induni

Character: Patrón de hotel

Fernando Bilbao

Character: Soldado Gilbert Adams