Trial & Retribution

A suitcase is found abandoned at Heathrow Airport, and panic ensues, but it is soon discovered to be no terrorist threat. Inside is the naked body of Sofia Petrenko, a high-class prostitute, who ha...

Walker arrests Malikov on suspicion of murder, but later has to release him, and soon realises he has become a pawn in a much bigger game. Connor discovers that Malikov may not have been involved a...

A well-known paediatric surgeon, Jonathan Carlisle, is found dead, and Connor uncovers a conflict which arise following a recent operation which resulted in a young girl's death.

Webster disappears before he can be questioned, a game of cat and mouse ensuing, and he is eventually cornered, but this leads to further complications. However, Walker's attention soon turns to Ad...

Terry Dyer has been recently released from prison, where he was imprisoned for a crime he still maintains he did not commit, and he returns to his East London estate in search of the truth.

Ken soon becomes doubtful of Dyer's guilt, growing convinced that a friend of his son's, Nick Fisher, was involved in his murder, and soon long-buried secrets are unearthed, leading to an unexpecte...

Walker goes on leave and returns home to Glasgow, where he is taking care of his increasingly senile mother. However, he soon becomes involved in the case of a missing woman, who is the sister of a...

Kevin's second wife is reported missing - convincing Walker that one or both of the Reid brothers are involved in the crimes. Walker is paired with DI Moira Lynch.

The body of a teenage girl, Maria Cole, is discovered in a chalk pit, and the tracks of three different vehicles are discovered at the crime scene. They eventually lead Connor and Walker to the loc...

Cracks soon appear in Andy and Darren's story when CCTV footage reveals that they crossed paths with Maria before her death, later leading to the two boys being charged with her murder.