| Name | Character | Episodes |
|---|---|---|
| David Burke | 13 | |
| Lynn Farleigh | 13 | |
| Cyril Luckham | 13 | |
| Edward Petherbridge | 13 | |
| Gwyneth Powell | 13 | |
| Robert Morris | 3 | |
| William Simons | 2 | |
| John Rhys-Davies | 1 | |
| Colin McCormack | 1 | |
| Chris Martin | 1 | |
| Brian Deacon | 1 | |
| Norman Bird | 1 | |
| Dinsdale Landen | 1 | |
| Robin Ellis | 1 | |
| James Grout | 1 | |
| Graham Crowden | 1 | |
| Stephen Yardley | 1 | |
| Richard Hurndall | 1 | |
| Richard Vernon | 1 | |
| Ken Jones | 1 | |
| André Maranne | 1 | |
| Michael Culver | 1 | |
| Ray Lonnen | 1 | |
| Brian Worth | 1 | |
| John Bryans | 1 | |
| Robert Russell | Gibb | 1 |
| Geoffrey Russell | 1 | |
| Jonathan Hales | 1 | |
| Windsor Davies | 1 |