Aired Saturday June 12, 9:00pm - 9:30pmon CBS Reality
It Takes a KillerSeries 1 Episode 81: A Preference for Poison
When a Southern California high school teacher suddenly dies, it appears his death was due to natural causes, but once law enforcement starts looking into his widow, they uncover her treacherous past and her preference for using poison to kill.
- Documentary / Crime
- Original air date
Cast and crew