Double Negative

Double Negative (also known as Deadly Companion) is a 1980 Canadian thriller movie directed by George Bloomfield and based on the novel by Ross Macdonald. It stars John Candy, Susan Clark, Anthony Perkins, Howard Duff, Al Waxman, Kenneth Welsh, Kate Reid.

Other websites

• Deadly Companion on IMDb
• Double Negative at Rotten Tomatoes
• Deadly Companion/Double Negative on Allmovie