When a demonstration turns into a riot, the police's actions come under scrutiny. DCI Clark is hampered in his investigation by Commander Neame. Show more

DCI Tony Clark is ordered to investigate complaints against an officer killed in the course of duty. Does his death hide a sinister secret? Show more

Drama series about a police officer investigating corruption on the force. His first target is a ring of officers taking kickbacks from laundered drugs money. Show more

Drama series about internal investigations within the police force. When a youth is shot by armed police, years of resentment are set to explode into violence. Show more

Drama series about internal investigations within the police force. Tony Clark's marriage begins to fall apart as he investigates a complaint of sexual harassment. Show more

Drama series about internal investigations within the police force. When DCI Tony Clark follows up an allegation of police brutality, an influential officer obstructs his inquiry. Show more

Drama series about internal investigations within the police force. Sgt Maureen Connell desperately needs Tony's help when her cover is blown while investigating a hostile police station. Show more

Drama series about internal investigations within the police. After a brutal armed robber is released, DCI Tony Clark investigates the officer accused of bending the rules to obtain his conviction.

Determined to find out what happened to Jenny, Tony Clark picks up a trail that leads right back to CIB and a confrontation on board HMS Belfast.

Drama series about internal investigations within the police force. A murder investigation is complicated when the suspect turns out to be a detective superintendent. Show more

DCI Tony Clark accuses Sgt Markham of corruption. Meanwhile, PC Jenny Dean is under pressure over her part in the Michael Carswell affair.

As they try to unravel a tangled web of extortion, drug smuggling and illegal immigration, DCI Clark's team find themselves caught in the crossfire between Customs and Excise and the River Police. Show more

Drama series about internal investigations within the police force. A youth dies in police custody. It looks like suicide - but is it? Show more

When a senior police officer is arrested for seeing a sex worker, it sparks off a chain of events that could finish some careers. For Jenny Dean, the consequences are even greater.