Career: Knowles's TV career started at the BBC in London in the Documentary Features department. He spent two years in Australia working for WIN TV Channel 4 newsroom. He also worked in news in Phoenix, Arizona, before returning to the UK and ITV's TVS newsroom in Maidstone. He honed his skills as a reporter, producer and director before going in front of the camera as a presenter on sex advice show Confidential. Other shows have included TV Weekly, Entertainment Today and Put It To The Test. Since 1999 he has fronted BBC One's DIY SOS, and also worked on Last Choir Standing, To the Ends of the Earth, Perfection, Break the Safe and Guesstimation. His latest project is The National Lottery: Five Star Family Reunion.

Career: Mills moved from Power FM to GWR FM Bristol and stayed with his new station for two years before joining Piccadilly Key 103 in Manchester. In 1995, he began working for the then new London station Heart 106.2. Three years later, he joined Radio 1 to present The Early Breakfast Show. After moving around the Radio 1 schedule, he settled into a weekday afternoon slot that runs from 1pm to 4pm. In 2014, he was a contestant on Strictly Come Dancing.

Career: She co-presented Saturday morning children's magazine Live & Kicking alongside Jamie Theakston from 1996 to 1999. She landed a co-hosting gig on the Radio 1 Breakfast Show in October 1997 with Kevin Greening. She eventually became the sole host, making her the first female DJ to do so. She also continued her onscreen partnership with Jamie Theakston for four series of The Priory on Channel 4. After a string of presenting roles and various radio jobs, she was a contestant in series three of Strictly Come Dancing. Since then, she has presented Soapstar Superstar, talent search Grease is the Word, Strictly Come Dancing's sister show It Takes Two, and The Voice's companion show, The Voice: Louder on Two. She also announced that Peter Capaldi would be taking over from Matt Smith in Doctor Who Live: The Next Doctor.