![Fred Dinenage Murder Casebook Season 2 Episode 5](https:/images/tv/30828/poster-180x270.jpg)
Fred Dinenage Murder Casebook
Season 2
Ep 5. Mary Bell: The Child Killer
- November 4, 2012
- 44 min
Eleven-year-old Mary Bell is the youngest female killer in the UK. Exploring a disturbing curiosity about death, she strangled four-year-old Martin Brown and three-year-old Brian Howe with the help of a friend. Mary served twelve years in prison before being released and granted anonymity for life in 1984.