Set in Chiswick in west London, it stars Robert Lindsay as Ben Harper, Zoë Wanamaker as his wife Susan, and Kris Marshall, Daniela Denby-Ashe, and Gabriel Thomson as their children Nick, Janey and Michael. The character of Janey left in 2002, then returned in 2004 and remained until the end. Kris Marshall's character, Nick, left in 2005 and returned for occasional brief guest appearances, though he was frequently mentioned by other characters. The character of Abi, played by Siobhan Hayes, was introduced in 2002 and left in 2008. The characters of Roger and Alfie were introduced in 2003 and 2005, played by Keiron Self and Rhodri Meilir.