Sebastian is an undisciplined mathematics genius who works in the "cipher bureau" of the British Intelligence. While cracking enemy codes, Sebastian finds time to romance co-worker Rebecca Howard.

Sebastian

Rebecca Howard

Elsa Shahn

Head of Intelligence

Carol Fancy

Toby

Miss Elliott

Gen. Phillips

Ackerman

Pamela

Naomi

Ginny

Taxi Driver

Chess Player
January 24, 1968

Sebastian

Rebecca Howard

Elsa Shahn

Head of Intelligence

Carol Fancy

Toby

Miss Elliott

Gen. Phillips

Ackerman

Pamela

Naomi

Ginny

Taxi Driver

Chess Player
