While filming a scene where Harry (Peter O'Toole) rides his bicycle on a downtown street, an extra stepped out from a building too early and caused him to have a minor crash.
At the beach house, Harry tells Boris that Lucy was a former Miss New Jersey. Karen Kopins, who plays Lucy, was a former Miss Connecticut.
The film was made and released about five years after its source novel of the same name by Jeremy Leven has been first published in 1980. Leven also wrote the screenplay for the movie.
Both of the film's lead actresses, Virginia Madsen and Mariel Hemingway, are seen topless in the movie. Madsen shows her butt too.
One of three 1985 movies where a female creature / perfect woman is created from scientific endeavor. The other films were The Bride (1985) and Weird Science (1985). In Creator (1985), a scientist clones his late wife in order to bring her back to life in another female form whilst in Weird Science (1985), the creators create the perfect sexy woman being inspired by the movie Frankenstein (1931). In The Bride (1985), Baron Frankenstein creates a female intended as a bride for his already in existence male creation.