Full credits

On screen, in billing order

1. 1Anton Diffring
2. 2Clint Eastwood
3. 3Derren Nesbitt
4. 4Donald Houston
5. 5Ferdy Mayne
6. 6Ingrid Pitt
7. 7Ivor Dean
8. 8Mary Ure
9. 9Michael Hordern
10. 10Neil McCarthy
11. 11Olga Lowe
12. 12Patrick Wymark
13. 13Richard Burton
14. 14Robert Beatty
15. 15William Squire

• Elliott Kastner