Expert Witness

Season 4 Episode 4: Cracking the Killer's Code

When a violent gang use a secret language to discuss a fatal attack, police turn to a forensic linguist to crack their code. And one of the biggest cannabis growing operations ever seen in the UK is brought down with the help of a drugs expert.

Genre:

Documentary, Crime

Seasons:

5

Episodes:

75

Cast:

Ashley John-Baptiste

Quality:

HD

Duration:

28 min

First Air:

2021

Rating:

5.0