The pictures of Mickey's wife in the movie are pictures of Michael Biehn's real life wife Jennifer Blanc-Biehn.
The film was shot in chronological sequence.
The cast did a lot of improvisation throughout the shooting of the movie.
Mickey was more of a racist in the original script.
Michael Eklund improvised the moment where he defecates in front of Mickey, and when he imitates his magic trick with Mickey's own finger.