| Person | Type | Job | Role(s) |
|---|---|---|---|
 Elio Scardamaglia | Crew | Production | Producer |
 Eugenio Alabiso | Crew | Editing | Editor |
Fausto De Lisio | Crew | Costume & Make-Up | Hair Designer |
 Francesco Scardamaglia | Crew | Writing | Screenplay, Story, Co-Producer |
 Franco Di Giacomo | Crew | Camera | Director of Photography |
 Guido De Angelis | Crew | Sound | Original Music Composer |
Luciano Giustini | Crew | Costume & Make-Up | Makeup Artist |
Luciano Sagoni | Crew | Costume & Make-Up | Costume Design |
Lucio Bompani | Crew | Production | Production Manager |
 Marcello Fondato | Crew | Writing | Screenplay, Story, Co-Producer |
 Maurizio De Angelis | Crew | Sound | Original Music Composer |
Michele Lupo | Crew | Directing | Director |
 Salvatore Basile | Crew | Directing | Assistant Director |
 Walter Patriarca | Crew | Art | Production Design |
Ennio Di Meo | Crew | Production | Production Supervisor |
Arduino Mercuri | Crew | Production | Production Supervisor |
 Bill Crabb | Cast | Henry Coleman (uncredited) | |
 Bud Spencer | Cast | Actor | Sheriff Hall |
 Carlo Reali | Cast | Actor | Lieutenant Turner |
 Cary Guffey | Cast | Actor | H7-25 (aka Charlie Warren) |
 Claudio Undari | Cast | Actor | Alien Boss |
 Edy Biagetti | Cast | Actor | Bank director (uncredited) |
 Ferruccio Amendola | Cast | Actor | Howard, City Mayor |
 Giancarlo Bastianoni | Cast | Actor | One of the Brother's Dynamite / Masked Hooligan / Alien |
 Giovanni Cianfriglia | Cast | Actor | Alien |
 Giuseppe Pedersoli | Cast | Actor | Passerby greeting the sheriff (uncredited) |
 John Bartha | Cast | Actor | Police Chief |
 Lawrence Montaigne | Cast | Actor | Military Sergeant |
 Lorenzo Fineschi | Cast | Second Woodcutter | |
 Marco Stefanelli | Cast | Actor | Cop with black eye |
 Ottaviano Dell'Acqua | Cast | Actor | Cop |
 Raffaele Mottola | Cast | Actor | Man Working for Army (uncredited) |
 Riccardo Pizzuti | Cast | Actor | First Woodcutter |
Salvatore Basile | Cast | Actor | Cop in Jail (uncredited) |
 Sergio Smacchi | Cast | Actor | Cop |
 Ted Henning | Cast | Actor | Military adviser (uncredited) |
 Enzo Maggio | Cast | Actor | Cop |
 Paolo Figlia | Cast | Actor | One of the Brother's Dynamite |
 Larry Quackenbush | Cast | Doctor | |
 Burton Slade | Cast | Actor | Dusty Newman (uncredited) |
| Person | Type | Job | Role(s) |
