Career: Ranganathan's breakthrough came in 2013 when he was nominated for Best Newcomer at the 2013 Edinburgh Comedy Awards. Since then, he has appeared on a number of comedy panel shows, including Mock the Week, 8 Out of 10 Cats Does Countdown and Have I Got News for You. He has also performed stand-up on Live at the Apollo and presented the BBC Three series Asian Provocateur and co-presented the ITV series It's Not Rocket Science.

Career: After hospital radio, Culshaw served his media apprenticeship as a DJ at several commercial stations, but rose to fame in January 1998 during his time at Capital Radio when his phone call got put through to then-prime minister Tony Blair while impersonating Tory leader of the time William Hague. The two had a lengthy conversation before the penny dropped. Between 2001 and 2002 he had a programme on ITV called Alter Ego where he interviewed male celebrities in their own style of speaking. On ITV he also appeared on 2DTV, then The Impressionable Jon Culshaw, before finding his real niche with the BBC series Dead Ringers. He took part in Celebrity Fame Academy in 2005, where he met Debra Stephenson, with whom he starred in The Impressions Show.

Career: Jamelia's first single, So High, was released in 1999, but it flopped. The follow-up, I Do, fared better. She went on to enjoy a string of hit singles and albums, but has preferred to concentrate on other aspects of her career in recent years. Jamelia has modelled for various companies, launched a fragrance, co-hosted the MOBO Awards and presented various TV shows. She has also been a judge on Let's Dance for Comic Relief and took part in The Preston Passion. Jamelia's acting career also includes roles in the film Jericho's Walls Are Falling and ITV docudrama Crime Stories. She is currently a judge on The Voice of Ireland and a panellist on Loose Women. In August 2015, it was announced that she would be a contestant on Strictly Come Dancing.