Perry Lambert

Hannah plays DI Jack Cloth, who is called in to investigate an apparent series of serial killings alongside his new partner, DC Anne Oldman, described as a "plucky, no-nonsense sidekick". Playing with the cliches and conventions of British police dramas, subplots include Cloth dealing with visions of his dead wife and the bisexual DC Oldman coming to grips with her feelings for both her female fiancee and Cloth.

Lawyers Ben Graham and Alisha Cole are a happy couple whose world is rocked when they accidentally glimpse a moment of injustice. Drawn into an underbelly of corruption and conspiracy, they try to report what they have seen but find themselves enemies of the state. Determined to put things right, Ben and Alisha set up an agency to support whistleblowers: people who refuse to turn a blind eye to corruption and will risk everything to expose the truth.

Every great London crime boss has a tragic beginning. This is Marcus' story.