Gus Freeman is a retired detective inspector who has spent the past three years alone. Freeman’s wife, Tess, died from a brain aneurysm six months to the day after his retirement. He is still coming to terms with his enforced solitary existence. His old boss wants Gus to head up a Crime Review Team investigating cold cases. Old witness statements plus fresh clues, and the hunt would be on. But Freeman wonders whether his superiors need his old-style methods.

Former Marine helicopter pilot Jack Morgan runs Private, a renowned investigation company with branches around the globe. It is where you go when you need maximum force and maximum discretion. The secrets of the most influential men and women on the planet come to Jack daily - and his staff of investigators uses the world's most advanced forensic tools to make and break their cases.

In a peaceful retirement village, four unlikely friends meet weekly in the Jigsaw Room to discuss unsolved crimes; together, they call themselves the Thursday Murder Club. When a local developer is found dead with a mysterious photograph left next to the body, the Thursday Murder Club suddenly find themselves in the middle of their first live case.

Detective Sergeant Chris Waters got the call at 05.29 that July morning. This is it, said DCI Reeve, you'll be first there, it's all yours, you're the crime scene manager. Suddenly, after months of waiting and wondering, Waters finds himself in at the deep end, and alone at the scene of a puzzling murder. As the investigation proceeds, the detectives at Kings Lake Central find themselves visiting familiar places and talking to some familiar faces, while old enmities reappear in the incident room. Before this is over, Chris Waters will need to make a career-changing decision.

A cop lies dying beneath the blistering Arizona sun - a local lawman who may well have become the next sheriff of Cochise County. The police brass claim that Andy Brady was dirty, and that his shooting was a suicide attempt. Joanna Brady, his devoted wife and mother of their nine-year-old daughter, knows a cover-up when she hears one...and murder when she sees it.

In North Devon, where two rivers converge and run into the sea, Detective Matthew Venn stands outside the church as his estranged father’s funeral takes place. On the day Matthew left the strict evangelical community he grew up in, he lost his family, too. Now, as he turns and walks away again, he receives a call from one of his team. A body has been found on the beach nearby: a man with a tattoo of an albatross on his neck, stabbed to death. The case calls Matthew back to the people and places of his past, as deadly secrets hidden at their hearts are revealed.

DS Whitney Walker wants a promotion, but it’s hard when she’s trying to balance motherhood with a career. When a newborn baby is kidnapped from the local hospital, she draws on her skills as a mother to help. Despite being ordered not to, and when the leads are going nowhere, Walker enlists the help of a local journalist who’s convinced it’s the work of an international baby smuggling ring. Walker’s plan backfires and she fears they’re running out of time.

DI Kate Young is on leave. She’s the force’s best detective, but her bosses know she’s under pressure, on medication and overcoming trauma. So after her bad judgement call leads to a narrowly averted public disaster, they’re sure all she needs is a rest. But when Staffordshire Police summon her back to work on a murder case, it’s a harder, more suspicious Kate Young who returns. With a new ruthlessness, she sets about tracking down a clinical, calculating serial killer who is torturing victims and leaving clues to taunt the police.

When a beautiful, wealthy student is found dead in her room in Oxford's most prestigious college, Detective Inspector Bridget Hart is called to investigate. The murdered girl appeared to have no enemies, yet was killed in a brutal and bloody assault. Haunted and driven by her own personal tragedy, newly promoted DI Bridget Hart has a lot to prove as she leads her first murder case. Her investigation uncovers a tangled web of lies, lust and ambition, and brings her into conflict with powerful interests.

Former detective sergeant Norman Norman’s retirement is boring him to tears. So when he’s asked to assist an upcoming female DI and mentor a new team of misfits in a sleepy Welsh coastal town, he jumps at the opportunity. But the training has barely begun when a woman’s corpse washes up on the sand. With no reports of missing persons, DS Norman is stumped...until the post-mortem reveals a shocking hint to the culprit being local. But with a growing list of suspects who all have alibis, the experienced cop and his fledgling team’s first case could be their last.