Guest Stars Kingsley Ben-Adir as Dr. Marcus Summer John Woodvine as Alan Kenworthy Phoebe Thomas as Nicky Gordon Kane as Landlord Maxine Finch as Doctor Christine Kavanagh as Karen Kenworthy Dave Hill as Larry Crowe Christopher Villiers as Noel Underwood Wendy Patterson as Valerie Rob Jarman as David Kenworthy Niek Versteeg as Paul Teresa Banham as Lorna Underwood Michael Hodgson as Thomas Kenworthy Gary Kitching as Chip Shop Owner Victoria Inez Hardy as Amy Phil Corbitt as Taxi Driver Annmarie Hosell as Receptionist Maxie Peters as Security Officer
