Filmed simultaneously with Darkman III: Die Darkman Die (1996) in the latter part of 1993, but not released until going direct-to-video on 11 July 1995.
At the very beginning of the recap intro, Liam Neeson's face is shown in the torture scene and when Peyton's head is out of the red acid, it turns into Arnold Vosloo's face.
During the dinner scene with Dr. Hathaway, in the first shot, there is nothing but an ashtray in front of Durant, but in the next shot of him, there is also a bottle of brandy beside it.