1Épisode 1
John Humphrys presents the first heat of the series. The specialist subjects are The Levellers, Julie Andrews, Black Books and Isabella of Castile.
2Épisode 2
John Humphrys presents the second heat of the classic quiz. The specialist subjects are Manchester United, the novels of Toni Morrison, Berthe Morisot and William Tyndale.
3Épisode 3
John Humphrys presents another heat of the classic quiz. Tonight's specialist subjects are Tales of the City by Armistead Maupin, Blackadder, the Boxer Rebellion and Blake's 7.
4Épisode 4
John Humphrys presents the fourth heat of the classic quiz. Tonight's specialist subjects are the Montgomery Bus Boycott, The Crown, the history of anaesthesia and Stormzy.
5Épisode 5
The hunt for the nation's Mastermind continues as John Humphrys tests four more contenders. Tonight's specialist subjects are Vanessa Bell, Rachmaninoff, Sherlock and David Bowie.
6Épisode 6
John Humphrys hosts the classic quiz where contenders take the famous black chair. The specialist subjects are the Weimar Republic, Alex Higgins, the bridges of London and UK cheeses.
7Épisode 7
Four more contenders brave the famous black chair. Specialist subjects are Joe Calzaghe, The Beach Boys, Joseph Stalin and the Gospel of John.
8Épisode 8
John Humphrys hosts the classic quiz. Tonight's subjects are freshwater fish of the British Isles, Nick Cave, the history of Scouting in the UK and Lin-Manuel Miranda.
9Épisode 9
John Humphrys hosts the classic quiz where contenders take the famous black chair. Specialist subjects are John Singer Sargent, The Sopranos, Jane Austen novels and Nick Drake.
10Épisode 10
John Humphrys hosts the classic quiz where contenders take the famous black chair. Specialist subjects are Lyndon B Johnson, A Song of Ice and Fire, seabirds and children's TV.
11Épisode 11
John Humphrys hosts another heat of the classic quiz. Tonight's specialist subjects are Kenneth Williams, UK hit singles 2000-2004, Ada Lovelace and the Rugby World Cup.
12Épisode 12
John Humphrys hosts another heat of the classic quiz where contenders take to the black chair. Tonight's subjects include Life on Mars, the Titanic, Barbara Castle and the Periodic Table.
13Épisode 13
John Humphrys asks the questions in another heat where the contenders answer questions on Marlene Dumas, Edward Thomas, Guy Burgess and The Fall and Rise of Reginald Perrin.
14Épisode 14
Four more contenders take to the black chair to answer questions on their specialist subjects, including the London 2012 Olympic Games, Hancock's Half Hour and John Wyndham novels.
15Épisode 15
Four more contenders brave the black chair in another heat of the classic quiz and answer questions on Tchaikovsky, the Evil Dead trilogy, Rafael Nadal and This Country.
16Épisode 16
In another heat of the classic quiz, four more contenders brave the black chair and answer questions on the mammals of the British Isles, Friends, Damien Hirst and Wimbledon.
17Épisode 17
Four more contenders take to the black chair in tonight's programme, where the specialist subjects include the Mongol invasions, the plays of Aristophanes and Broadway musicals.
18Épisode 18
Four more contenders take to the black chair in tonight's heat where the specialist subjects are Homer's Odyssey, The Good Life, the history of Portsmouth and Taika Waititi.
19Épisode 19
John Humphrys presents another heat of the classic quiz, with four contenders answering questions on Sidney Poitier, Greek mythology, Soundgarden and the Women's Institute.
20Épisode 20
John Humphrys hosts as contenders answer questions on their specialist subjects, which are Ernest Rutherford, Hitchcock films, the motorways of England and the Poldark novels.
21Épisode 21
John Humphrys presents the classic quiz where contenders take the black chair. Specialist subjects are the Russian Revolution, King Crimson, The Hunger Games and George Orwell.
22Épisode 22
John Humphrys is back at his desk, asking four more contenders questions on their specialist subjects. In this programme, they are Kimi Raikkonen, Gloucestershire, Poirot and lidos in Britain.
23Épisode 23
John Humphrys hosts and contenders answer questions on their specialist subjects, which are Stephen Sondheim musicals, dog breeds, Alan Partridge and the Charles Paris novels.
24Épisode 24
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.
25Épisode 25
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.
26Épisode 26
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.
27Épisode 27
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.
28Épisode 28
John Humphrys asks the questions in another semi-final. The Specialist subjects are R.E.M., Father Ted, David Niven and John Wesley.
29Épisode 29
John Humphrys asks the questions in another semi-final. The specialist subjects are Christopher Eccleston, Metallica, Beatrix Potter and the Greco-Persian Wars.
30Épisode 30
John Humphrys asks the questions in another semi-final. The specialist subjects are William Pitt the Younger, The Bridge, the Grand National and the plays of Joe Orton.
31Final
John Humphrys asks the questions in the grand final of the classic quiz. Tonight’s subjects include Shackleton's Antarctic expedition of 1914-17, Cole Porter and Jimmy Carter.