It's Christmas time in L.A. and on the 30th floor of the Nakatomi Corporation building there's an employee party in progress. The revelry comes to a violent end when the partygoers are taken hostage by a group of terrorists headed by Hans Gruber, who plans to steal the 600 million dollars locked in Nakatomi's high-tech safe. Gruber and his henchmen pretend to be politically motivated in order to throw the authorities off track. Gruber has no intention...

When a body is discovered in a derelict building, DCI Cassie Stuart must untangle lies that have been covered up for nearly forty years. With her partner, DI Sunil Sunny Khan they narrow the list to four suspects, each with something to hide. As their deceptions are discovered, the people they love most begin to wonder what else they might be capable of.

The BAFTA-winning hit series returns, as DCI Cassie Stuart and DI Sunny Khan investigate a cold case with alarming links to the police force. A corpse is discovered in a scrapyard. Four suspects emerge; all have links to the law and attended the same police training course back in 1989. Since then their lives have gone in very different directions. But exactly who is fighting for justice? Can the police force ever really be trusted? And will Cassie...

When human remains are found by a highway near London, Cassie and Sunny are called in. Dogged work leads the team to a sixteen-year-old girl who went missing on the eve of the millennium. A close-knit group of old school friends hold the key to what happened. Is one of them capable of murder? Cassie is determined to correct the mistakes made in the original investigation no matter the personal cost.

Following the shocking cliffhanger last season, Station House Number Four attempts to clear Murdoch's name after he is arrested for murder. Along the way, they encounter the greatest minds of the time, including Helen Keller, Alexander Graham Bell and Theodore Roosevelt.