According to Gordon Mitchell, he was totally unaware that a double was used for the longer shots of him fighting Bruno Minniti with a chain. Having never seen the film, he only realized this when it was brought to his attention during an interview in 2003.
The film's musical score is not original, but re-used music tracks from several of Francesco De Masi's previous films, namely Lo Squartartore de New York (1982) and Fuga dal Bronx (1984) (which was made before but released after this film).
Italian censorship visa # 79308 delivered on 27-10-1983.