The San Francisco area is beset by a series of seemingly random murders without motive or pattern. The police are taunted by phone calls and letters. Could the maniac be the violent truck driver, or the seemingly mild-mannered mailman, or even a cop?
Released: Apr 07, 1971
Runtime: 87 minutes
Genre: Crime, Horror, Thriller
Stars: Hal Reed, Bob Jones, Ray Lynch, Mary Darrington, Frank Sanabek, Ed Quigley
Crew: Wilson S. Hong (Director of Photography), Ray Cantrell (Screenplay), Emanuel Nedwick (Production Manager), Manny Cardoza (Screenplay), Werner Maahs (Associate Producer), Robert Birchall (Director of Photography)