Wealthy writer Stephen Byrne tries to seduce the family maid, but when she resists, he kills her. Long jealous of his brother John, Stephen does his best to pin the blame for the murder on his sibling. Also affected by Stephen's arrogant dementia is his long-suffering wife Marjorie.
| Writing | Mel Dinelli | Writer |
| Sound | George Antheil | Original Music Composer |
| Editing | Arthur Hilton | Editor |
| Writing | A.P. Herbert | Novel |
| Production | Howard Welsch | Producer |
| Directing | Fritz Lang | Director |
| Camera | Edward Cronjager | Director of Photography |
| Costume & Make-Up | Adele Palmer | Costume Design |
| Art | Boris Leven | Art Direction |
| Sound | Howard Wilson | Sound Designer |
| Sound | Dick Tyler Sr. | Sound Designer |
