| The Doctor | Nicholas Briggs |
| Greg Holmes | Richard Marson |
| Nadia | Sally Baggs |
| Colonel Drayton | Maz Layton |
| Talvar | Tim Keable |
| Romney | Nadir Meerza |
| Merzer | Ian Edmond |
| Liev | Nick Layton |
| Liston | Jane Squires |
| James | Chris Corney |
| Graham | Mat Duggan |
| Editor | Nick Layton |
| Director | John Ryan |
| Producer | William Baggs |