Guest Stars Natalie Dormer as Moira Nicholson Sarah Ridgeway as Young Sylvia Hannah Murray as Dorothy Savage Freddie Fox as Tom Savage Rik Mayall as Alec Nicholson Warren Clarke as Cmdr. Peters Georgia Moffett as Frankie Derwent Rafe Spall as Roger Bassington Samantha Bond as Sylvia Savage Mark Williams as Claude Evans Helen Lederer as Marjorie Attfield Richard Briers as Wilson Sean Biggerstaff as Bobby Attfield Siwan Morris as Florrie David Buchanan as John Carstairs Basher Savage as Young George Savage Rupert Savage as Young Jack Savage
