999: Killer On The Line - Season 2 - Eps 3: Cox
In Acomb, York, police received a concerned 999 call reporting the erratic behaviour of Mark Webb threatening to self harm. When a lone police officer arrived to check the disturbance, Mark Webb was found dead with his throat cut. But a neighbour's eyewitness account would throw the investigation into turmoil and lead to the arrest of four of Acomb's residents.
About 999: Killer On The Line

Title: 999: Killer On The Line
First Air Date: 2016-04-18
Last Air Date: 2018-08-27
Status: Ended
Rating: 8/10 (from 1 votes)
Language: EN
Seasons: 2
Total Episodes: 16
Network: Crime + Investigation
Genres: Crime, Documentary
Production Companies: Unknown
Synopsis
This series looks at murders that were callously planned and premeditated, with the emergency calls originating from the killer themselves.