The soundtrack sold 100,000 copies in France.
'Subway' returned over $22 million at the box office on an investment budget of $2.6 million. It was the 3rd most popular film in France in 1985.
One of many collaborations between Jean Reno and Luc Besson. They also worked in The Last Battle (1983), The Big Blue (1988), La Femme Nikita (1990) and Léon: The Professional (1994).
Originally Fred was going to be played by Sting, but due to commitments to his solo career and David Lynch's Dune (1984), he eventually backed out of the film.
Christopher Lambert did his own dubbing for the English language version.