In a small New England town during the American War of Independence, Dick Dudgeon, a revolutionary American Puritan, is mistaken for local minister Rev. Anthony Anderson and arrested by the British. Dick discovers himself incapable of accusing another human to suffer and continues to masquerade as the reverend.
Unfortunately the movie The Devil's Disciple is not yet available on HBO Max.
| Writing | Roland Kibbee | Screenplay |
| Directing | Guy Hamilton | Director |
| Writing | John Dighton | Screenplay |
| Camera | Jack Hildyard | Director of Photography |
| Sound | Richard Rodney Bennett | Original Music Composer |
| Sound | John Hollingsworth | Music Director |
| Production | John Palmer | Unit Production Manager |
| Production | Gilbert Kurland | Production Manager |
| Costume & Make-Up | Paul Rabiger | Key Makeup Artist |
| Camera | Gerry Fisher | Camera Operator |
| Costume & Make-Up | Emma Selby-Walker | Costume Supervisor |
| Sound | Les Hammond | Sound Recordist |
| Costume & Make-Up | A.G. Scott | Hairstylist |
| Directing | Adrian Pryce-Jones | Assistant Director |
| Production | Harold Hecht | Producer |
| Writing | George Bernard Shaw | Author |
| Editing | Alan Osbiston | Editor |
| Art | Edward Carrere | Art Direction |
| Art | Terence Verity | Art Direction |
| Art | Scott Slimon | Set Decoration |
| Costume & Make-Up | A. G. Scott | Makeup Artist |
| Costume & Make-Up | Mary Grant | Costume Design |
