Career: Armstrong made his film and TV debuts in 1994 in There's No Business and A Breed of Heroes. He was introduced to Ben Miller in 1996 and their subsequent success at the Edinburgh Festival Fringe led to their first sketch series in 1997; they've worked together a number of times since on various projects. Armstrong played the lead in short-lived sitcom Beast. He has also appeared in Birthday Girl (2001), I Saw You, TLC, Saxondale, Life Begins, The Trial of Tony Blair, Mutual Friends, Woody Allen's Match Point (2005) and Scoop (2006). Armstrong was the voice of supercomputer Mr Smith in The Sarah Jane Adventures, appeared in the 2011 Doctor Who Christmas Special and has presented the BBC game show Pointless since 2009. In recent years, he has also voiced Danger Mouse in the revival of the animated series and presented Rome's Invisible City, Land of the Midnight Sun and Don't Ask Me Ask Britain.

Career: Osman has worked behind the scenes as an executive producer on a number of TV programmes, including Deal or No Deal, 8 Out of 10 Cats, and 10 O'Clock Live. As the UK creative director of TV production company Endemol, he pitched the quiz Pointless to the BBC. As a way of explaining the rules, he played the co-host during a run-through. He was asked to do the role for real when the show was commissioned. Pointless started on BBC Two in 2009 and was an immediate hit. It quickly made the switch to BBC One. Since being in the spotlight on Pointless, he has made guest appearances on QI, Have I Got News for You and Would I Lie to You? He also guest presented an episode of The One Show alongside Alex Jones.

Career: Offiah joined Widnes in 1987 and in his debut season, he was the league's top try scorer. He ended up scoring 181 tries in 145 games over four seasons for Widnes. He joined Wigan in January 1992 for a then world record fee of £440,000. In his first season for Wigan, he scored 30 tries in just 15 games. During a distinguished rugby league career, he played in four Challenge Cup wins, five Championship teams, three Regal Trophy wins and one Lancashire Cup victory. He ended his playing career in 2002 after a season turning out for rugby union side Wasps. Since retiring, Offiah has worked as a commentator and a player agent. In 2004, he appeared as a contestant on Strictly Come Dancing. In January 2014, he was a contestant on ITV reality series Splash!

Career: Gunnell won the 400m hurdles at the 1992 Summer Olympic Games in Barcelona. She set the world record in the same event when she won gold in the 1993 World Championships. This record was broken by Kim Batten in 1995, but is still the UK record. Her defence of her Olympic title in Atlanta in 1996 was cut short, as she pulled up in one of her races, injured. She quickly became a popular athletics presenter for the BBC, but quit in 2006 after criticism. She has become a popular motivational speaker and frequently appears on TV in various roles.