Greville Wynne
David Calder
Oleg Penkovsky
Christopher Rozycki
Bodenikov
Stefan Gryff
Oslaf
George Roubicek
Dabrondin
Guy Deghy
Borisglebsky
George Pravda
Oldfield
Peter Martin
Borovik
Frank Duncan
Interrogator
Robert Pugh
John Rowe
Sheila Wynne
Fiona Walker
James
Frederick Treves
Newson
Denys Hawthorne
Roger Prince
Paul Geoffrey
Alexander
Ed Bishop
Norman Kindell
Donald Burton
Gorny
Philip Madoc
Levin
Alexander Davion
Director
Paul Seed
Writer
Andrew Carr