Clive Myrie asks the questions as four more contenders take the black chair under the spotlight and the ticking clock in an attempt to become the next Mastermind champion. The specialist subjects are the history of the Orkney Islands, the films of Laurel and Hardy, Elizabeth David and Sir Garfield Sobers.

Clive Myrie presents the fourth heat of this series of the classic quiz where contenders take on the famous black chair under the glare of the spotlight and the ticking clock in an attempt to become the next Mastermind champion.

The specialist subjects are Detectorists, the ‘Alice' books of Lewis Carroll, British politics in the 1960s and Sir Elton John.