Career: In 2011, Rosenthal began starring in Channel 4 comedy Friday Night Dinner alongside Simon Bird. His other TV credits include Plebs, Breathless and Broadchurch. When he is not acting, he is performing stand-up.

Career: Sampson's first break came in 2007 when he starred alongside Nicholas Lyndhurst, Celia Imrie and Dani Harmer in BBC sitcom After You're Gone. He has also made guest appearances in Doctor Who, Fresh Meat and Dates. He has had recurring roles in The Work Experience, Up the Women and Undercover. He is perhaps best known for playing Grumio in the ITV sitcom Plebs.

Career: In only her second-ever audition, Keegan was offered the part of Tina McIntyre in Coronation Street. She made her debut on the famous cobbles in January 2008. Her character has been involved in a number of key storylines such as abortion, the sudden death of her father and becoming a surrogate mother. In April 2013, Michelle announced that she would be leaving the show in May 2014. Away from Corrie, she made a small appearance in Red Dwarf: Back to Earth.

Career: Spiro's breakthrough part was playing Barbara Windsor in Terry Johnson's comedy play Cleo, Camping, Emmanuelle and Dick at the National Theatre. She reprised the role in the TV movie Cor, Blimey! A prolific stage performer, Spiro's theatre credits include Teechers, Jumpers, A Little Night Music, Funny Girl, Chicken Soup with Barley and Guys and Dolls. She won Olivier awards for Merrily We Roll Along and Hello Dolly. On the small screen, Spiro has appeared in MIT: Murder Investigation Team, After You've Gone, Grandma's House, Bad Education, The Wrong Mans, London Spy and Tracey Ullman's Show. She won a British Comedy Award for Grandma's House. Her Radio 4 drama credits include Waiting for Di and Pride and Prejudice.

Career: Lipman's first professional stage work came at the Palace Theatre in Watford. She made her film debut in Up the Junction in 1967 before appearing in Regan, a TV movie that acted as the pilot for The Sweeney. She became a household name with the cult sitcom Agony in 1979. However, attempts to revive the show in 1995 failed. Lipman starred in a series of successful adverts for British Telecom and received rave reviews for her stage performances in Re-Joyce, and Oklahoma! (with the then unknown Hugh Jackman). Since then, she has appeared in Roman Polanski's The Pianist, Coronation Street, Jonathan Creek, Doctor Who, Skins, Casualty, Holby City and Ladies of Letters. She has written several autobiographical books, including How Was It for You? and Something to Fall Back On.