Yasuaki Kurata, Simon Yam, Meg Lam, Bolo Yeung, and Shinya Ono speak English with no dubbing necessary as this film was an attempt to go international.
Nearly the whole movie is a flashback.
Story shares some similarities with Bloodsport that had been released the year before.
Bolo having a large footprint on his chest in the opening fight is probably a friendly homage to his former co-star Bruce Lee (they did Enter The Dragon together) as Kareem Abdul Jabbar did it to Bruce Lee in Game of Death.
Anzu Lawson's debut.