Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match

Harold Shipman is suspected of killing more than 250 people over two decades. How did he get away with it for so long?

Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match

Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match

Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match

Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match

Harold Shipman, Britain's most prolific serial killer, went undetected for years until he met his match