Four more contenders brave the famous black chair in another heat of the classic quiz. Specialist subjects include Horatio Nelson, Michael Kiwanuka and the films of Sofia Coppola.
The search for the nation's Mastermind continues as Clive Myrie tests four more contenders on their specialist subjects and general knowledge.
The specialist subjects are the naval commander Horatio Nelson, the television series Battlestar Galactica, singer-songwriter Michael Kiwanuka and the films of Sofia Coppola.