Career: Walsh's big TV break came in 1993, when he appeared on the Royal Variety Show. It led to a stint presenting the National Lottery, and he also hosted the game shows Wheel of Fortune and Win, Lose or Draw. After fearing his brand of light entertainment was becoming dated he moved into acting, taking parts in the TV version of Lock, Stock, the soap Night and Day and movie Mike Bassett: England Manager before Coronation Street's bosses created the role of Danny Baldwin for him in 2004. He stayed in Weatherfield for two years before leaving to pursue other projects. He's since appeared in Torn, The Old Curiosity Shop, The Sarah Jane Adventures, Law and Order: UK and SunTrap. He moved back into presenting in 2009 with ITV quiz show The Chase, and is a team captain on Play to the Whistle.

Career: Vorderman got the Countdown job, the first show broadcast on Channel 4 in 1982. She was initially one of four female presenters, but the other women were gradually phased out, leaving her as Richard Whiteley's co-host. Vorderman was soon in demand as a presenter on other TV shows, appearing on the likes of Tomorrow's World, How 2, Stars and Their Lives and Better Homes, but throughout continued to appear on Countdown. She announced she was leaving the show in 2008, after bosses reportedly asked her to take a 90 per cent pay cut. She has also been involved in a task force to improve numeracy skills in schools, and until July 2014 co-host of ITV's Loose Women.

Career: Vegas's big break came in 1997 when he was nominated for the prestigious Perrier Award at the Edinburgh Festival. He made his TV debut in the one-off Johnny Vegas TV Show the following year. In 2001, he landed a role in the Paul Whitehouse sitcom Happiness, which won him the Best Newcomer trophies at the Royal Television Society and British Comedy Awards, although it was arguably his appearance in a series of cult adverts with a sock monkey for ITV Digital that made him a household name. Since then, he's been a regular panellist on Shooting Stars, acted in series Tipping the Velvet, Bleak House, Dead Man Weds, Ideal, Massive, Benidorm, Still Open All Hours and presented his own show, 18 Stone of Idiot. He was also in Johnny Depp film The Libertine and The Harry Hill Movie.

Career: In 1960, Prue arrived in London to attend the Cordon Bleu Cookery School. She went on to launch her own catering business and restaurant, as well as a cookery school. She also became a successful food writer, with columns in many national papers, and penned novels as well as cook books. Prue didn't enjoy her first TV experience, which saw her hosting a personality magazine show, but in the personality she found success as a judge on BBC's Great British Menu. She left the show after 11 years, intending to retire, only to land her most high-profile TV job to date when she took over from her friend Mary Berry as a judge on The Great British Menu.