Characters played by Richard Johnson
Michael Williams
Characters played by Joanna Cassidy
Joanna Morgan
Characters played by Lila Kedrova
Contessa Cappelli
Characters played by Evelyn Stewart
Jill Perkins
Characters played by Edmund Purdom
Doctor
Characters played by Nicoletta Elmi
Emily Williams
Characters played by Riccardo Garrone
Police Inspector
Characters played by Dana Ghia
Emily's Mother
Characters played by Eleonora Morana
Contessa's Maid
Characters played by Aristide Caporale
Nazareno
Characters played by Massimo Dallamano
Man at Airport
Characters played by Tom Felleghy
Michael's Boss at BBC