A British mathematician, working on code decryption, unexpectedly falls in love with another decrypter. This leads them to a complicated intrigue within the codebreakers.

Starring:

Dirk Bogarde, Susannah York, Lilli Palmer, John Gielgud, Janet Munro, Ronald Fraser, Nigel Davenport, Margaret Johnston, Ann Beach, James Belchamber, Veronica Clifford, Charles Farrell, Alan Freeman, Charles Lloyd Pack, Portland Mason

Genre:

Drama, Romance