![View Poster Image](https://image.tmdb.org/t/p/w342/fSwOH7QL8LSd19ra5FmcxVRN3IL.jpg)
![View Poster Image](https://image.tmdb.org/t/p/w342/fSwOH7QL8LSd19ra5FmcxVRN3IL.jpg)
Episode 5 - Mark Martin
Air Date: Dec 11, 2018
The crimes of Mark Martin, who idolised serial killers before becoming one himself. Martin killed three homeless women in Nottingham between December 2004 and January 2005.