Orson Welles, taking a break from the filming of "Othello," is driving in the Irish countryside one night when he offers a ride to a man with car trouble. The man relays to Welles a strange tale of an encounter he had once before at the same isolated location.
Unfortunately the movie Return to Glennascaul is not yet available on HBO Max.
| Directing | Hilton Edwards | Director |
| Production | Richard Gordon | Executive Producer |
| Crew | Georg Fleischmann | Cinematography |
| Art | Tony Inglis | Art Direction |
| Sound | Digby Jones | Sound Director |
| Editing | Joseph Sterling | Editor |
| Production | Raymond Percy | Production Manager |
| Sound | Hans Gunther Stumpf | Music |
| Writing | Hilton Edwards | Screenplay |
| Production | Hilton Edwards | Producer |
| Production | Micheál Mac Liammóir | Producer |
