Oxford's last surviving all-female college is holding a Gaudy to reunite its old girls. But the evening takes a tragic turn when one of the alumna is found murdered; and Lewis is convinced that the killing is connected to a brutal attack which occurred at the same college 10 years earlier.

Episode 2 - Wild Justice

In the run-up to an election at Oxford's prestigious St Gerard's Hall, the college is shocked by a string of brutal murders. Someone seems to be picking off the candidates one-by-one. As Lewis and Hathaway investigate further, they become embroiled in a revenge tragedy which began thirty years ago.

Episode 3 - The Mind Has Mountains

When a student dies during a controversial clinical trial for a new anti-depressant drug, is it murder or suicide? As the body count rises, Lewis and Hathaway uncover a web of lies, jealousy, and madness--to which Lewis himself could fall victim.

Episode 4 - The Gift of Promise

When a local businesswoman is brutally bludgeoned to death, it appears to be a blackmail plot gone wrong. But as the bodies begin to pile up, Lewis and Hathaway realise there is a decades-old secret at the heart of the case, which they must uncover in order to stop the present-day murders.

ITV’s Lewis Episode Guide Series 5

DI Robbie Lewis and DS James Hathaway investigate murder in Oxford

Starring Kevin Whatley and Laurence Fox

Photograph shows Laurence Fox and Kevin Whatley in character as DS Hathaway and DI Lewis.