Cold Case: The Tylenol Murders

Who really laced Tylenol with cyanide? This true-crime series examines alarming theories behind the unsolved killings — and tracks down a key suspect.

• Director: Yotam Guendelman
• Cast: Jeff Flock, James Lewis, Michelle Rosen, Tyrone Fahner, Mary Kellerman, Richard Brzeczek, Gardiner Harris