The source ''Key Exchange'' (1981) stage play by playwright Kevin Wade is a three-hander play. This is also known as a three-character play.
Debut theatrical feature film of actress Debra Engle.
Debut theatrical feature film directed by stage and television director Barnet Kellman.
An article published in the 16th July 1985 edition of show-business trade-paper 'The Hollywood Reporter' stated that the opening of 'Bad Medicine' (1985) was deferred from its initial designated time with the film's 9th August 1985 release date being exchanged with another of the studio's pictures, 'Key Exchange' (1985). 'Bad Medicine' (1985) was originally scheduled for release in the Summer season of 1985 on 9th August but ended up being pushed back to November that year.
The film's director Barnet Kellman had previously directed the original off-Broadway stage production of the movie's source ''Key Exchange'' play during 1981 and 1982.