Cast & crew
Dummy Run (1974)
Directed by John Hefin Written by Ewart Alexander
Cast
| Glyn Owen | Henry |
| David Lyn | Derryk |
| Dennis Burgess | Philip Marlowe |
| Hubert Rees | Jack Bellin |
| Brinley Jenkins | Emrys |
| John Rees | Rsy |
| Gareth Thomas | Radio Commentator |
Crew
| Anne Head | Producer |
| Ewart Alexander | Writer |
| John Hefin | Director |