Guest Stars Lucy Akhurst as Elizabeth Elliott Lucy Russell as Jane Sissmore Nicholas Rowe as Sir Anthony Blunt Monika Gossmann as Galina Jennifer Marsala as Iris Anastasia Hille as Flora Solomon Gershwyn Eustache Jnr as Dr Robert Thomas Alex Price as Watcher Alexander Terentyev as Orchis Gilly Gilchrist as MI5 Plumber Rick Warden as Arthur Martin Jay Simpson as MI6 Cabbie Steven Elder as Tim Milne David Coomber as Embassy Duty Officer Jed Aukin as American Reporter Anna Andresen as Aileen Philby Reza Diako as Henri Nicholas Pritchard as Dick 'C' White George Taylor as Vicar Jolyon Coy as Desmond Bristow (Boris) Denis Khoroshko as Vladimir Alice Barclay as Miss Colefax Lucinda Raikes as Miss Harbinson Ion Grosu as Russian Policeman Puiu Lăscuș as Russian Drunk Paul Bailey as MI5 Man
