A debauched young aristocrat entrusts the running of his country house to Tom, the butler, on whom he depends absolutely. Before long the servant begins to dominate his master, to the alarm of the newly hired German nanny who senses sinister, demonic intent in Tom's control of the house.
Unfortunately the movie Blue Blood is not yet available on Disney Plus.
| Directing | Andrew Sinclair | Director |
| Writing | Andrew Sinclair | Writer |
| Writing | Alexander Thynne | Novel |
| Editing | Eddy Joseph | Assistant Editor |
| Costume & Make-Up | Freddie Williamson | Makeup Artist |
| Directing | Derek Whitehurst | Assistant Director |
| Costume & Make-Up | Ricky Rickaby | Assistant Makeup Artist |
| Production | Kent Walwin | Producer |
| Costume & Make-Up | Tiny Nicholls | Costume Supervisor |
| Production | John Trent | Producer |
| Costume & Make-Up | Betty Glasow | Hairstylist |
| Production | Peter James | Executive Producer |
| Production | Geoffrey Nethercott | Executive Producer |
| Art | Jacqueline Charriot-Lodwidge | Art Direction |
| Production | Miriam Brickman | Casting |
| Sound | Don Challis | Sound Editor |
| Production | Christopher Neame | Production Supervisor |
| Sound | Brian Gascoigne | Music |
| Editing | Keith Palmer | Editor |
| Crew | Harry Waxman | Cinematography |
| Sound | Robin Gregory | Sound Mixer |
