When nationally renowned doctor and cancer researcher Elliot Strange is discovered dead inside a locked room, the authorities are understandably baffled.

Rockstar Roy Pilgrim is a living legend. But when one of his 16-year-old fans apparently vanishes into thin air, the police are clearly faced with a problem.

Plastic surgeon David Churchin is found brutally murdered and his main client, Zola Zbzewski becomes an immediate suspect.

Former film star Jack Holiday is found dead in a locked nuclear bunker with a gun lying next to him. His hands were crippled with arthritis, so who could have pulled the trigger?

Hedley Shale is found murdered with two bullets in his chest in the upstairs bedroom at his South London home. Shale's wife is the obvious suspect, but she has a cast iron alibi.