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:

97

Cast:

Geoffrey Wansell, Elizabeth Yardley, Fred Dinenage

Quality:

HD

Duration:

44 min

First Air:

2017

Rating:

8.8