Trailer
Images
 | Anthony Steffen as Lieutenant 'Garringo' Harris |
 | Solvi Stübing as Julie |
 | Raf Baldassarre as Damon |
 | Frank Braña as Bill |
 | José Bódalo as Sheriff Klaus |
 | Antonio Molino Rojo as Harriman |
 | María Salerno as Nancy Grayson (as Marta Monterrey) |
 | Peter Lee Lawrence as Johnny |
 | Luis Marín as Pete, Bounty Hunter |
| Barta Barri as Wilson (as Barta Barry) |
 | Rossana Rovere as Sarah |
 | Lorenzo Robledo as Deputy Sheriff Tom |
 | Luis Induni as Dr. Grayson |
 | Guillermo Méndez as Johnny's Henchman |
 | Xan das Bolas as Potter (uncredited) |
 | Beni Deus as Padre de Johnny (uncredited) |
 | Tito García as Ted (uncredited) |
 | Rafael Hernández as Militar (uncredited) |
| A. Lawrence as Johnny de niño (uncredited) |
 | Ángel Menéndez as Coronel (uncredited) |
 | Mario Morales as Telegrafista (uncredited) |
 | José Moreno as Fred (uncredited) |
| Maribel del Pozo as Julie de niña (uncredited) |
 | Alfonso Rojas as Coronel (uncredited) |
 | Carlos Romero Marchent as Bob (uncredited) |
| Santiago Santos as Amigo de Sam y Bill (uncredited) |
| Directing | |
| Rafael Romero Marchent | Director |
Writing | |
| Giovanni Scolaro | Story |
| Joaquín Romero Marchent | Story |
Production | |
| Berto Solino | Producer |
Writing | |
| Giovanni Scolaro | Screenplay |
Sound | |
| Marcello Giombini | Music |
Crew | |
| Aldo Ricci | Cinematography |
Writing | |
| Joaquín Romero Marchent | Screenplay |
Editing | |
| Ana Romero Marchent | Editor |
Costume & Make-Up | |
| Juana Culell | Makeup Artist |
Art | |
| Luis Argüello | Production Design |
Editing | |
| Enzo Alabiso | Editor |
