Mathematician Rachel Riley, singer and farmer JB Gill, newscaster Katie Derham and comedian Richard Herring take on a series of challenging quiz games selected by Richard Osman.

Rachel Riley, JB Gill, Katie Derham and Richard Herring take on a series of challenging quiz games across one week, selected by host and teatime quiz favourite Richard Osman.

Over five days, Rachel Riley, JB Gill, Katie Derham and Richard Herring take on a series of challenging quiz games selected by host and teatime quiz favourite Richard Osman.

Over five days, Rachel Riley, JB Gill, Katie Derham and Richard Herring take on a series of challenging quiz games selected by host and teatime quiz favourite Richard Osman.

Rachel Riley, JB Gill, Katie Derham and Richard Herring take on a series of challenging games selected by teatime quiz favourite Richard Osman. The week's champion is crowned.

Former winners Dane Baptiste, Richard Herring, June Sarpong and Kate Williams test their general knowledge skills on this week's Richard Osman’s House of Games: Champions.

Former winners Dane Baptiste, Richard Herring, June Sarpong and Kate Williams test their general knowledge skills on today's Richard Osman’s House of Games: Champions.

Former winners Dane Baptiste, Richard Herring, June Sarpong and Kate Williams test their general knowledge skills on today's Richard Osman’s House of Games: Champions.

Former winners Dane Baptiste, Richard Herring, June Sarpong and Kate Williams test their general knowledge skills on today's Richard Osman’s House of Games: Champions.

Former winners Dane Baptiste, Richard Herring, June Sarpong and Kate Williams face their final set of general knowledge quizzes and the week's Richard Osman’s House of Games: Champions winner is crowned.