- Richard Pearson - Haldene
- Garfield Morgan - The Husband
- Isabel Dean - Celia
- Robin Parkinson - British Officer
- Jonathan Cecil - British Atache
- Robert Raglan - Ambassador
- Jean Gilpin - Stewardess
- Bridget Turner - Woman on Plane
- Trevor Peacock - Man on Plane
- Clive Cazes - Romanian on Plane
- Robert Gillespie - Man in Lift
- Ashley Knight - 1st Schoolboy
- Sheila Steafel - Woman in Lift
- Bunny May - Lift Operator
- Dinny Powell - Heavy
- Bernice Stegers - Russian Girl
- Wilfrid Brambell - Beech
- Cheryl Hall - Clarke's Girlfriend
- John Thaw - (uncredited)
-
Dick Clement
- Ian La Frenais
- Dick Clement
- Pierre Braunberger
Capítulo disponible en las siguientes plataformas: