Cast & crew
Possession (1973)
Directed by John Cooper Written by Brian Clemens
Cast
| John Carson | Jessie Burns |
| Joanna Dunham | Penny |
| Hilary Hardiman | Cecily |
| Athol Coats | Duska Filson |
| James Cossins | Kellet |
| Richard Aylen | Insp. Lestrade |
| Jack Galloway | young Bell |
| Mary Ann Severne | young Bell |
Crew
| Cecil Clarke | Executive Producer |
| Henry Graveney | Production Designer |
| Jeremy van Bunnens | Production Manager |
| Ann Hollowood | Costume Designer |
| Roy Simper | Camera Operator |
| John Cooper | Director |
| John Sichel | Producer |
| Brian Clemens | Writer |
| Laurie Johnson | Music |
| Glen Cardno | Editor |
| Bob Woodhouse | Sound |