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: Armstrong made his film and TV debuts in 1994 in There's No Business and A Breed of Heroes. He was introduced to Ben Miller in 1996 and their subsequent success at the Edinburgh Festival Fringe led to their first sketch series in 1997; they've worked together a number of times since on various projects. Armstrong played the lead in short-lived sitcom Beast. He has also appeared in Birthday Girl (2001), I Saw You, TLC, Saxondale, Life Begins, The Trial of Tony Blair, Mutual Friends, Woody Allen's Match Point (2005) and Scoop (2006). Armstrong was the voice of supercomputer Mr Smith in The Sarah Jane Adventures, appeared in the 2011 Doctor Who Christmas Special and has presented the BBC game show Pointless since 2009. In recent years, he has also voiced Danger Mouse in the revival of the animated series and presented Rome's Invisible City, Land of the Midnight Sun and Don't Ask Me Ask Britain.