A young couple attend a masked ball before their planned (but secret) elopement. Suddenly everything goes wrong when the young woman is attacked and held hostage by a crazed attacker.
| Directing | Michael Powell | Director |
| Writing | Jack Byrd | Adaptation |
| Writing | Syd Courtenay | Writer |
| Writing | Jacques Futrelle | Novel |
| Writing | Ian Hay | Dialogue |
| Writing | Stanley Haynes | Writer |
