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: Bailey Smith started out as a battle rapper in 2000 and grew popular enough on the underground scene to start his own monthly hip hop event, which in turn began to attract attention from UK and international artists. He then went on to tour with Mark Ronson before releasing his own studio recordings. Having written spoof music for BBC Radio 1 host and comedy writer Danny Robins, Bailey Smith got a start in comedy at the BBC and was able to write comedy shows for BBC Radio 4. He appeared in the talent competition for comedians, So You Think You're Funny?, in 2008. Since then, he has had more stand-up bookings in the UK and beyond, including supporting Ricky Gervais. Bailey Smith has also delved into the world of acting, appearing on episodes of Miranda, The Inbetweeners and Midsomer Murders. He played Nathan in teen comedy drama 4 O'Clock Club, which he also co-wrote, Joe Hawkins in Law & Order: UK and Johnny in Brief Encounters. His film credits include Attack the Block (2011), David Brent: Life on the Road and TV film Damilola, Our Loved Boy (2016).

Career: In 2005, Skelton became a breakfast presenter on BBC Radio Cumbria. At the time, she was also a reporter on Newsround and Sportsround. Her big break came in 2008 when she replaced Zoe Salmon as a presenter on Blue Peter. Known for her daring stunts, she stayed with the show until 2013. Since leaving Blue Peter, Skelton has reported from Wimbledon and worked on Countryfile, Walk on the Wild Side and Holiday Hit Squad. In 2012, she was a contestant on the Strictly Come Dancing Christmas Special. She has also appeared on a celebrity edition of The Chase and All Star Family Fortunes.