The film is noted for being one of the first Western films to feature Kickboxing and karate with a higher degree of technical realism, thanks to the involvement of real-life martial artists like Bill "Superfoot" Wallace (who plays the villainous Sparky).
Films like this were highly sought after in Poland during the "VHS boom" of the 1980s and early 90s, often circulating under the title Jednoosobowy oddział on pirate tapes before official distribution. Jednoosobowy oddzial (1979) PL.mkv
An MKV file with the "PL" tag usually indicates a version with the Polish "Lektor" (a single male voice reading all dialogue), which remains a preferred viewing format for classic action cinema in Poland. Jednoosobowy oddział | Film | 1979 - Filmweb The film is noted for being one of