A Russian spy is suspected and Ashfordly Police join forces with CID and British Intelligence to track him down. Peggy asks David to help her as she thinks she has found evidence of a murder.
| Name | Type | Role | |
|---|---|---|---|
| Patrick Baladi | Actor | Guy Maitland | |
| David Lonsdale | Actor | David Stockwell | |
| Vanessa Hehir | Actor | Rosie Cartwright | |
| Steven Blakeley | Actor | PC Geoff Younger | |
| Clare Wille | Actor | DS Rachel Dawson | |
| Gwen Taylor | Actor | Peggy Armstrong | |
| John Duttine | Actor | Sergeant George Miller | |
| Derek Fowlds | Actor | Oscar Blaketon | |
| Lisa Kay | Actor | Carol Cassidy | |
| Jonathan Kerrigan | Actor | PC Rob Walker | |
| Mem Ferda | Actor | Andrei Beschastnych | |
| Steven Beckingham | Actor | Dale Cabot | |
| Peter Benson | Actor | Bernie Scripps | |
| Mark Jordon | Actor | PC Phil Bellamy | |
| Olivia Jardith | Actor | Alice Tupper | |
| Tricia Penrose | Actor | Gina Ward | |
| William Simons | Actor | Alf Ventress |