| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Alan Tilvern | Cast | Actor | Andreas | 1 |
 Albert Lieven | Cast | Actor | 1 | |
 Andrew Keir | Cast | Actor | Winstanley | 1 |
 Anton Diffring | Cast | Actor | 1 | |
 Barry Warren | Cast | Actor | Arthur | 1 |
 Bernard Kay | Cast | Actor | Negrini | 2 |
 Bruce Boa | Cast | Actor | Dr. Baird | 1 |
 Burnell Tucker | Cast | Actor | Mackenzie | 1 |
 David L. Lander | Cast | Actor | Police Inspector | 1 |
 David Macmillan | Cast | Jeremy Sprig | 1 | |
 David Spenser | Cast | Actor | Robert Coster | 1 |
 Denise Coffey | Cast | Actress | Lizzie | 1 |
 Donald Sutherland | Cast | Actor | Switchboard Operator | 1 |
Frances White | Cast | Actress | Melanie Langdon | 2 |
 Frank Finlay | Cast | Actor | Fernand Destayac | 1 |
 Hana Maria Pravda | Cast | Actress | Anna | 1 |
Ian MacNaughton | Cast | Actor | Dougal Douglas | 1 |
 Jerome Willis | Cast | Actor | Captain Gladman | 1 |
 John Abineri | Cast | Actor | Colonel Hartrep | 1 |
 John Ringham | Cast | Actor | Colonel Rich | 1 |
 John Woodnutt | Cast | Actor | Parson Platt | 1 |
 Johnny Sekka | Cast | Actor | Moses | 1 |
 Joseph Fürst | Cast | Actor | Doctor Korczak | 1 |
 Keith Barron | Cast | Actor | Peltz | 1 |
 Kenneth Cope | Cast | Actor | Bill Lane | 2 |
 Laurence Payne | Cast | Actor | Larsen | 1 |
 Leonard Fenton | Cast | Actor | Police Superintendent | 1 |
 Leonard Rossiter | Cast | Actor | Gerard Moustier | 1 |
 Mandy Miller | Cast | Actress | Joan Robinson | 1 |
 Margaret Whiting | Cast | Actress | Elena | 1 |
 Margaretta Scott | Cast | Actress | Lady Spencer | 1 |
 Maurice Colbourne | Cast | Actor | 1 | |
 Michael Culver | Cast | Actor | Mr. Charters | 1 |
 Michael Robbins | Cast | Actor | Humphrey Place | 1 |
 Patricia Haines | Cast | Actress | Sarah Freeman | 1 |
Patrick Garland | Cast | Opie | 1 | |
 Pauline Yates | Cast | Actress | Maryse Destayac | 1 |
 Peter Illing | Cast | Actor | Max Eisenstein | 1 |
 Richard Vernon | Cast | Actor | Mr. Endworthy | 1 |
 Robert Arden | Cast | Actor | George Spencer | 1 |
 Robert James | Cast | Actor | Eustace Willoughby Wallis | 1 |
 Simon Prebble | Cast | Actor | 1 | |
Tony Garnett | Cast | Actor | 1 | |
 Vivien Merchant | Cast | Actress | Olivia | 1 |
 Walter Gotell | Cast | Actor | Gestapo Commissar Kehr | 1 |
Peter Birrel | Cast | Actor | Carleton Myatt | 1 |
 Noel Dyson | Cast | Actress | Dorrie Robinson | 1 |
 Mark Burns | Cast | Actor | Marston | 1 |
 Philip Gilbert | Cast | Actor | Captain | 1 |
Derek Waring | Cast | Actor | Rollo | 1 |
Elizabeth Wallace | Cast | Actress | Mary Coulton | 1 |
Donald James | Cast | Actor | 1st Agent | 1 |
| Person | Type | Job | Role(s) | Episodes |
