Guest Stars Tom Chadbon as Henry Williams Robert Boulter as Kieron Fletcher Michael Maloney as Howard Fairfax Tobi Bakare as Sam Craven Louise Delamere as Beth Geddes Cornell S. John as Joey Craven Tom Butcher as Mike Geddes Jane How as Zara Merrick Jimmy Roussounis as George Mirza Owain Williams as Luke Geddes Philippa Howard as Diane