| Name | Character | Episodes |
|---|---|---|
| James Faulkner | 22 | |
| Nicholas Ball | 22 | |
| Barbara Young | 22 | |
| Roddy McMillan | 2 | |
| Marina Sirtis | 1 | |
| John Rhys-Davies | 1 | |
| Freddie Jones | 1 | |
| Anna Massey | 1 | |
| Ronald Lacey | 1 | |
| Larry Lamb | 1 | |
| Charles Gray | 1 | |
| Clive Swift | 1 | |
| Lalla Ward | 1 | |
| Desmond Llewelyn | 1 | |
| Michael Sheard | 1 | |
| Kenneth Colley | 1 | |
| Michael Elwyn | 1 | |
| Roger Sloman | 1 | |
| Brian Glover | 1 | |
| Lynda Bellingham | 1 | |
| Billy Murray | 1 | |
| Maurice O'Connell | 1 | |
| Pat Roach | 1 | |
| Ben Aris | 1 | |
| David Daker | 1 | |
| Gretchen Franklin | 1 | |
| Michael Angelis | 1 |