Trivia: The Exterminator
- Star-Making Role: For both Robert Ginty and Steve James.
- Executive Meddling: The Cannon Group wasn't pleased with director Mark Buntzman's original cut of the film, so they had noted film doctor William Sachs do extensive reshoots in Los Angeles.
- Keep Circulating the Tapes: Was in this state for almost three decades.note
- What Could Have Been: Caroline lived in Mark Buntzman's original script for the film. Moreover, Caroline saved Eastland from being killed by X by fatally shooting X at the end.
- According to one of the audio engineers for the film's sound track, Ken Gordon, Bob Brown, and him cut about 20 records of what they had mixed for the movie for a sound track album, but it was never released.