Christopher Jones
Leiser
Acting
Pia Degermark
The Girl
Acting
Ralph Richardson
LeClerc
Acting
Anthony Hopkins
John Avery
Acting
Paul Rogers
Haldane
Acting
Susan George
Susan
Acting
Ray McAnally
Undersecretary of State
Acting
Robert Urquhart
Johnson
Acting
Vivian Pickles
Mrs. King
Acting
Anna Massey
Avery's Wife
Acting
Maxine Audley
Mrs LeClerc
Acting
Timothy West
Taylor
Acting
Michael Robbins
Truck Driver
Acting
Cyril Shaps
East German Detective
Acting
Peter Swanwick
Finnish Policeman
Acting
Guy Deghy
Fritsche
Acting
Angela Down
Chelsea Girl
Acting
Paul Maxwell
CIA Man
Acting
Frederick Jaeger
Pilot
Acting
Jill Goldston
Pub Patron (uncredited)
Acting
Russell Lewis
Avery's Child
Writing