An apparent UFO mystery intermingles with the death of an Italian racing cyclist. Greengrass recieves 200 gbomes from China, but they turn out to be models of Chairman Mao.
| Name | Type | Role | |
|---|---|---|---|
| Peter Barwood | Writer | ||
| Garth Tucker | Director | ||
| Howard Crossley | Actor | Phil Robinson | |
| David Lonsdale | Actor | David | |
| Sharon Power | Actor | Millie Watson | |
| Philip Franks | Actor | Sgt Raymond Craddock | |
| Antony Bessick | Actor | Derek Spicer | |
| Keeley Forsyth | Actor | Sue | |
| Bill Maynard | Actor | Claude Jeremiah Greengrass | |
| Stephen MacKenna | Actor | Ned Hall | |
| Kazia Pelka | Actor | Maggie Bolton | |
| Stephen Tomlin | Actor | Pathologist | |
| Bill Rodgers | Actor | Barry Watson | |
| Derek Fowlds | Actor | Oscar Blaketon | |
| Caroline Sugden | Actor | Esta Somersby | |
| Tricia Penrose | Actor | Gina Ward | |
| Keith Hukin | Actor | Post office Driver | |
| David Tarkenter | Actor | Tony Eccles | |
| William Simons | Actor | PC Ventress | |
| Sarah Parks | Actor | Lizzie Ermini | |
| David Michaels | Actor | Dr Neil Bolton | |
| Jason Durr | Actor | PC Mike Bradley | |
| John Tearney | Actor | Paolo Ermini | |
| Mark Jordon | Actor | PC Bellamy |