- Anna Massey - Avery's Wife
- Maxine Audley - Mrs LeClerc
- Timothy West - Taylor
- Michael Robbins - Truck Driver
- Cyril Shaps - East German Detective
- Peter Swanwick - Finnish Policeman
- Guy Deghy - Fritsche
- Angela Down - Chelsea Girl
- Paul Maxwell - CIA Man
- Frederick Jaeger - Pilot
- Jill Goldston - Pub Patron (uncredited)
- Russell Lewis - Avery's Child
- Frank Pierson
- Frank Pierson
- John le Carré
- John Box
- M.J. Frankovich
- Angela Morley
Capítulo disponible en las siguientes plataformas: