BBC Four Thursday

Two teams battle it out for the last place in the quarter-finals as the second-round matches conclude. Jeremy Paxman asks the questions

Three civil servants pit their wits against a trio of music lovers to make connections between things that initially do not appear to be linked. Victoria Coren presents

The evolution of the Arthurian legend through the literature of the medieval age, revealing that King Arthur is not the great national hero he is usually considered to be

Two gunslingers help a bounty hunter kill a pair of cowboys who attacked a prostitute. Western, directed by and starring Clint Eastwood. With Gene Hackman and Morgan Freeman

Part one of two. Profile of Hollywood icon Clint Eastwood, focusing on his poverty-stricken childhood, his early television success and his classic roles in films

Part two of two. Examining Eastwood's lifelong commitment to the process of film-making and looking at his directional debut in 1971 with thriller Play Misty for Me

Robert Hughes explores the cultural impact of the US's spectacular landscape, revealing how natural wonders could be found almost anywhere

The evolution of the Arthurian legend through the literature of the medieval age, revealing that King Arthur is not the great national hero he is usually considered to be