A perfumed message provides the only clue for a blind detective bent on clearing a man accused of murder.
| Directing | Richard Whorf | Director |
| Writing | George Harmon Coxe | Screenplay |
| Writing | Harry Ruskin | Screenplay |
| Writing | Baynard Kendrick | Characters |
| Production | Robert Sisk | Producer |
| Writing | George Harmon Coxe | Story |
| Camera | Lester White | Director of Photography |
| Sound | Douglas Shearer | Recording Supervision |
| Art | Cedric Gibbons | Art Direction |
| Art | E. Preston Ames | Art Direction |
| Art | Edwin B. Willis | Set Decoration |
| Art | Paul Huldschinsky | Assistant Set Decoration |
| Costume & Make-Up | Irene | Costume Supervisor |
| Costume & Make-Up | Kay Carter | Assistant Costume Designer |
| Editing | George Hively | Editor |
| Sound | David Snell | Music |
