After precipitating the death of a tenant with whom he has been feuding, Squire Fairfield brings the dead man's young daughter to live in Wyvern Manor. Alice grows up thinking the squire is her kind benefactor, and falls in love with one of his two sons.
Unfortunately the movie The Wyvern Mystery is not yet available on HBO Max.
| Writing | David Pirie | Writer |
| Writing | Sheridan Le Fanu | Novel |
| Directing | Alex Pillai | Director |
| Costume & Make-Up | Karen Hartley-Thomas | Makeup Artist |
| Production | Jane Tranter | Executive Producer |
| Camera | Simon Maggs | Director of Photography |
| Production | Ruth Baumgarten | Producer |
| Art | Karl Probert | Art Direction |
| Costume & Make-Up | Debbi Salmon | Makeup Artist |
| Production | Gareth Neame | Executive Producer |
| Costume & Make-Up | Stuart Bray | Makeup Artist |
| Production | Marcia Gresham | Casting |
| Production | Jim Reeve | Executive Producer |
| Costume & Make-Up | Aideen Morgan | Costume Design |
| Sound | Philip Appleby | Original Music Composer |
| Art | Justin Warburton-Brown | Art Direction |
| Editing | Neil Thomson | Editor |
| Art | Maurice Cain | Production Design |
