The star of "Song of the Toreador" receives threatening messages that he will not survive the preview screening of the film. The studio publicist works with the Director, the Producer and the police, to discover who is behind the threats.
| Editing | James Smith | Editor |
| Writing | Brian Marlow | Screenplay |
| Writing | Garnett Weston | Story |
| Production | Harold Hurley | Producer |
| Directing | Robert Florey | Director |
| Camera | Karl Struss | Director of Photography |
| Sound | John Cope | Sound Recordist |
| Production | Edward F. Cline | Associate Producer |
| Directing | Richard Harlan | Assistant Director |
| Crew | Chuck Hamilton | Stunts |
| Crew | Howard Jackson | Additional Music |
| Crew | Karl Hajos | Additional Music |
| Art | Hans Dreier | Art Direction |
| Art | A. E. Freudeman | Interior Designer |
| Art | A. Earl Hedrick | Art Direction |
| Crew | Heinz Roemheld | Additional Music |
| Crew | Adolph Zukor | Presenter |
| Sound | A.W. Singley | Sound Recordist |
| Crew | Jack Stoney | Stunts |
| Writing | Robert Yost | Screenplay |
