In 2015, the film was released on Blu-ray under the 88 films label as "Night Train Murders" in the UK. It is fully uncut.
The film was rejected for a UK cinema certificate in 1976 by the BBFC and later ended up listed as an official video nasty. It was released fully uncut (as "Night Train Murders") in 2008 on the Shameless DVD label.
This was the third highest-grossing foreign film in Hong Kong box office prior 1975, only behind two disaster blockbuster films, Inferno na Torre (1974) and Terremoto (1974).
Irene Miracle said during a 2015 interview that she had no issues with the nudity in the role. She admitted being naked on set surrounded by a male production crew and onscreen had never been a big deal to her because she always thought of her body as an instrument for her craft.