Gordon Scott

Bart Fargo

Delfi Mauro

Lucille (as Maureen Delphy)

Nello Pazzafini

Frank

Alberto Dalbés

Carver

Silvia Solar

Mrs. Carver

Massimo Righi

Al

Tullio Altamura

Prof. John Carmichael

Gianfranco Baldanello

Director

Jaime Comas Gil

Story

Aldo Cristiani

Screenplay

Manuel Hernández Sanjuán

Director of Photography

Juan Antonio Cabezas

Screenplay

Aldo Cristiani

Story

Jaime Comas Gil

Screenplay

Domenico Paolella

Screenplay

Gianni Ferrio

Music

Juan Antonio Cabezas

Story