Britain's Most Evil Killers

Season 9 Episode 4: Graham McGill

Mary McLaughlin's violent death haunted Glasgow detectives, with no forensic leads - but new techniques revealed a killer.

Genre:

Documentary, Crime

Seasons:

10

Episodes:

96

Actor:

Geoffrey Wansell, Elizabeth Yardley, Fred Dinenage

Quality:

HD

Status:

Returning Series

First Air:

2017

IMDb:

8.8