Watch Celebrity Mastermind online: Episode 4 Joe Pasquale, Roger Black, Tony Audenshaw, Diane Louise Jordan

Comedian Joe Pasquale, former athlete Roger Black, actor Tony Audenshaw and TV presenter Diane Louise Jordan take to the black chair in the specialist and general knowledge quiz. John Humphrys presents Tonight's subjects are: *Vampires in Films* *British Birds* *Brothers & Sisters* *Life & Music of James Taylor*

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