- Country: Italy
- Genres: Action, Crime, Drama
- Release: 1977-10-29
- Director: Sergio Grieco
- Writers: Sergio Grieco , Enzo Milioni
- Language: Italian
- Stars: Helmut Berger , Marisa Mell , Richard Harrison , Marina Giordana , Luigi Bonos , Vittorio Duse , Ezio Marano , Claudio Gora , Alberto Squillante , Maria Pascucci
- Runtime: 91 min
- Awards: N/A
- AKA: Mad Dog (Norway) , Street Killers (United States of America) , Ferocious (United States of America) , Feroz (Mexico) , Veszett kutya (Hungary) , Mad Dog Killer (United States of America) , Зверь с автоматом , Beast with a Gun (United States of America) , Жестокият (Bulgaria) , Ultime violence (France, French Republic) , La belva col mitra (Italy) , La belva col mitra , Wild Beasts with Machine Guns (United States of America) , Beast with a Gun (Canada) , Asylliptos, goiteftikos kai dieftharmenos (Greece) , La loba con la ametralladora (Spain) , Beast with a Gun , Beast with a Gun (United Kingdom) , The Human Beast (United States of America) , Kuolema ei tunne lakia (Finland) , Mad Dog (Brazil) , Du brutales Schwein! , Döden har ingen lag (Sweden) , Bestia cu arma (Romania) , Ferocidad (Spain) , Wściekły pies (Poland) , Der Tollwütige , Ferocious Beast with a Gun (United States of America) , Der Wilde , Ultime violence (Belgium) , The Mad Dog Killer (United States of America)
- Plot: Sadistic no-count killer Nanni Vitali and three other equally brutish hoodlums escape from prison. The foul foursome embark on a savage rape, murder, and robbery spree. Vitali even abducts and defiles frightened hapless lass Giuliana Caroli. Meanwhile, rugged police inspector Giulio Santini is determined to bag the despicable Vitali.
- IMDB:tt0075740
Beast with a Gun Cast · · · ALL
Sergio Grieco
Director
Helmut Berger
Nanni Vitali
Marisa Mell
Giuliana Caroli
Richard Harrison
Santini
Marina Giordana
Carla Santini
Luigi Bonos
Pappalardo
Vittorio Duse
Giuliana's Father
Claudio Gora
Santini's Father
Alberto Squillante
Bimbo
Nello Pazzafini
Pietro
Antonio Basile
Mario
Sergio Smacchi
Bruno