New Year’s Day, 1963. The discovery of the bodies of a brilliant physicist and the wife of his colleague, in a riverside lovers’ lane, starts off a massive police investigation. There are no clues as to how they died. Despite drawing on the expertise of the FBI and New Scotland Yard, no cause of death, motive or killer can be identified.The Bogle-Chandler case becomes elevated to the status of one of the twentieth century’s most enigmatic unsolved crimes. Featuring an intriguing cast of characters— from scientists and housewives to a greyhound trainer and a one-armed voyeur—investigative filmmaker Peter Butt re-examines the unfolding drama, which sparked a tabloid war and scandalised conservative society. In the process, he uncovers evidence missed by investigators—evidence so powerful that the police provide unprecedented access to their crime scene and forensic records. Featuring interviews with investigators and suspects, Who Killed Dr Bogle and Mrs Chandler? sets out, in vivid detail, how the victims met their deaths and the identity of the mysterious ‘third person’ who covered their bodies.