1792. Kapitein Collier en zijn crew zijn door het Engelse hof naar een klein kustplaatsje gestuurd om daar op zoek te gaan naar smokkelaars. Tijdens zijn onderzoek ontdekt hij de mysterieuze geesten uit het omringende moeras. Collier vermoedt dat de smokkelaars bende hier achter zit en dat de iets te vriendelijke dominee Blyss er meer van af weet.
Nee, helaas is Captain Clegg nog niet beschikbaar op Netflix in Nederland.
| Crew | Barbara S. Harper | Additional Dialogue |
| Camera | Arthur Grant | Director of Photography |
| Editing | Eric Boyd-Perkins | Editor |
| Costume & Make-Up | Roy Ashton | Makeup Artist |
| Writing | Russell Thorndike | Novel |
| Directing | Peter Graham Scott | Director |
| Writing | Anthony Hinds | Screenplay |
| Sound | Don Banks | Original Music Composer |
| Production | John Temple-Smith | Producer |
| Art | Bernard Robinson | Production Design |
| Art | Don Mingaye | Art Direction |
| Production | Don Weeks | Production Manager |
| Directing | Peter Medak | Second Assistant Director |
| Directing | John Peverall | Assistant Director |
| Costume & Make-Up | Frieda Steiger | Hairstylist |
| Camera | Tom Edwards | Still Photographer |
| Sound | Philip Martell | Music Director |
| Art | Lawrence Wren | Painter |
| Editing | James Needs | Supervising Editor |
| Art | Arthur Banks | Construction Manager |
| Camera | Len Harris | Camera Operator |
| Camera | Harry Oakes | Focus Puller |
| Sound | Terry Poulton | Sound Editor |
| Crew | Les Bowie | Special Effects |
| Lighting | Jack Curtis | Electrician |
| Sound | Jock May | Sound Recordist |
| Crew | Brian Johnson | Special Effects Assistant |
| Crew | Paddy Hayes | Stunts |
| Editing | Chris Barnes | Assistant Editor |
| Costume & Make-Up | Molly Arbuthnot | Wardrobe Supervisor |
| Directing | Tilly Day | Continuity |
| Costume & Make-Up | Rosemary Burrows | Wardrobe Master |
| Crew | Ian Scoones | Special Effects Assistant |