John Humphrys and the famous black chair return for another series of TV's toughest quiz. 96 contenders start the journey towards the final but only one will be crowned Mastermind Champion. Subjects in the first heat are Yes Minister, the Battle of Lepanto, JM Barrie and St Paul's Cathedral.

Host John Humphrys invites four more contenders to answer questions in the black chair. Subjects in this heat are The Thick of It, Eric Clapton, British poetry and TE Lawrence.

John Humphrys questions four more contenders. The subjects are Bobby Moore, the short stories of Edgar Allan Poe, the TV series Our Friends in the North and Richard the Lionheart.

John Humphrys asks the questions as the hunt continues for the nation's Mastermind. The subjects are champagne, the Manhattan Project, the photographer Tina Modotti and the TV series The Prisoner.

John Humphrys hosts Britain's toughest quiz as four more contenders are questioned on their specialist subject and general knowledge. The specialist subjects in this programme are the TV series House of Cards, John Milton, the Siege of Constantinople of 1453 and FA Cup finals at the old Wembley.

John Humphrys hosts Britain's toughest quiz as four more contenders are questioned on their specialist subject and general knowledge. The specialist subjects in this programme are the summer Olympic Games, Duke Ellington, Hammer films and General James Wolfe.

John Humphrys hosts Britain's toughest quiz as four more contenders are questioned on their specialist subject and general knowledge. The specialist subjects in this programme are Les Dawson, West Indies cricket, the life and films of Howard Hawks, and the Pre-Raphaelite Brotherhood.

John Humphrys hosts Britain's toughest quiz as four more contenders are questioned on their specialist subject and general knowledge. The specialist subjects in this programme are the Rolling Stones, the Bayeux Tapestry, TV series Mad Men and King Ludwig the Second of Bavaria.

John Humphrys asks the questions as the hunt continues for the nation's Mastermind. The subjects are the films of Sergio Leone, Robert Peel, Leonard Cohen, and Anton Bruckner.

The subjects are the Thames path, Monica Dickens, the life and music of Steve Reich and the life and poetry of Thomas Chatterton.

John Humphrys invites four more contenders to answer questions. The subjects are the films of John Hughes, King David I of Scotland, Dietrich Bonhoeffer and Iggy Pop.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are the crown jewels, Tamla Motown, the Battle of Gettysburg and Dusty Springfield.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are the sitcom Peep Show, the Battle of the Atlantic, the band Suede and the life and works of Charlotte Bronte.

The subjects are Pink Floyd, Star Trek: Deep Space 9, the novels of James Herbert and the life and career of Theodore Roosevelt.

John Humphrys asks the questions as four contenders take the walk to the black chair. The subjects are Marc Bolan, the Empress of Ireland, the Sasanian Empire and 'Allo 'Allo.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are Doctor Who, lost rivers of London, Brian Epstein and the Anglo-Zulu Wars of 1879.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are Cary Grant, the CSS Alabama, the Masters of Rome novels of Colleen McCullough and Marc Almond.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are one hit wonders, UK general elections 1979 - 2010, West Bromwich Albion and Empress Livia.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects U2, first ladies of the USA, the films of Stanley Kubrick and Athens in the age of Pericles.

John Humphrys asks the questions as four contenders take the walk to the black chair. The subjects are the novels of Dick Francis, British railway disasters, Gram Parsons and Welsh international rugby from 1960 to 1980.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are Breaking Bad, the Spanish Civil War, the Clash and the Peter Wimsey novels of Dorothy L Sayers.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are UK chart music of the 1960s, the poetry of John Betjeman, US Masters golf 1970-present and the life and films of Luis Bunuel.

John Humphrys invites four more contenders to answer questions in the black chair. The subjects are Game of Thrones, Neil Young, Bournville Village and the life and career of Sir Edward Marshall Hall.

John Humphrys asks the questions as the hunt continues for the nation's Mastermind. The subjects are Joy Division, the Battle of the Somme, the Novels of EM Forster and the Big Bang Theory.

John Humphrys invites five contenders to answer questions in the black chair in the first semi-final of the series. The subjects are Kraftwerk, the Turkish archaeological dig at Catalhoyuk, Sir Martin Frobisher, the novels of Douglas Coupland and the Pentateuch.