Guest Stars Julia Davis as Maureen Guinness Richard McCabe as George Whigham Olwen May as Dora Albertine Kotting McMillan as Jeanne Campbell Sophia Myles as Louise "Oui Oui" Campbell Amanda Drew as Yvonne MacPherson Sophie Ward as Janet Kidd Don Gallagher as Malcolm Kerr Richard Goulding as Charles Jauncey Camilla Rutherford as Diana Napier Mitchell Robertson as Lennox Daniel Burt as Ian Campbell Jr Phoebe Nicholls as Helen Whigham Lawrence Oswald as Colin Campbell Matt Rippy as Charles Sweeny David Hargreaves as Niall Campbell Matthew Stagg as Brian Sweeny Freddie Lund as Freddie Phoebe Farnham as Frances Sweeny