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?

• Hal Reed
• Bob Jones
• Ray Lynch
• Mary Darrington
• Frank Sanabek
• Ed Quigley
• Bertha Dahl
• Dion Marinkovich