John Humphrys presents the fourth semi-final of the classic quiz where contenders return to the black chair under the glare of the spotlight and the ticking clock to win a place in the grand final. The Specialist subjects tonight are R.E.M., Father Ted, David Niven and John Wesley.

John Humphrys asks the questions in another semi-final. Specialist subjects are the films of Powell and Pressburger, the Bauhaus movement, Emil Zátopek and the Liberal Democrats.

John Humphrys asks the questions in another semi-final. The specialist subjects are films based on the works of Stephen King, Joan Rivers, US state capitals and Neil Gaiman novels.

John Humphrys asks the questions in the first semi-final. The specialist subjects are the Booker Prize, the city of York, the Busby Babes and the Russo-Japanese War.

John Humphrys asks the questions in another heat of the classic quiz. The specialist subjects are Otto von Bismarck, hand knitting, Robert Louis Stevenson and the films of the Coen Brothers.

John Humphrys presents the first heat of the series.

Tonight's specialist subjects are The Levellers, Julie Andrews, Black Books and Isabella of Castile.