Not suitable for younger viewers. Contains scenes of drugs. May contain violence, language and scenes which some viewers may find distressing.

While Liam goes undercover to investigate a former colleague suspected of corruption, Garth discovers some surprising facts from prostitutes about the relationship between the local madam and a certain policeman.

Episode 1 - Blue On Blue, Part 1

Drama

Crime

Liam Ketman (Nick Berry) and Garth O'Hanlon (Stephen Tompkinson) are two undercover detectives who do whatever it takes to gather evidence against various criminal targets.

In Deep

Series 1

Series 2

Series 3

Liam Ketman and Garth O'Hanlon are two undercover detectives who do whatever it takes...

Loyalties are put to the test as Liam is sent undercover in his former crime squad to investigate an old friend, Craig Martin, suspected of being involved in organised crime.

Episode 2 - Blue On Blue, Part 2 

Liam and Garth go undercover to investigate a paedophile ring operating through a website

Episode 3 - Romeo Trap, Part 1

Liam and Garth continue their infiltration of an internet paedophile ring.

Episode 4 - Romeo Trap, Part 2

Liam goes undercover and infiltrates a group of racial terrorists.

Episode 5 - Ghost Squad, Part 1

An old adversary of Garth's returns to wreak his revenge but mistakenly targets Liam's family.