Cast & crew
The Trap Door (1986)
Directed by Charlie Mills, Terry Brain Written by Charlie Mills, Steve Box, Terry Brain
Cast
| William Rushton | Berk / Boni / The Thing Upstairs / Rogg (voice) |
| Nick Shipley | Drutt (voice) |
| Terry Brain |
Crew
| Terry Brain | Creator |
| Charlie Mills | Creator |
| Steve Box | Animation |
| Charlie Mills | Writer |
| Steve Box | Writer |
| Zygott | Theme Song Performance |
| William Rushton | Additional Writing |
| Terry Brain | Writer |
| Bob Heatlie | Music |
| Nigel Davies | Animation |
| John-Michael Howson | Producer |
| Charlie Mills | Director |
| Terry Brain | Director |