A poisoned aspirin creates headaches for a woman who received the deadly pill from a stranger, then passed it on to her uncle.
| Production | Sigmund Neufeld | Producer |
| Directing | Sam Newfield | Director |
| Writing | Fred Myton | Screenplay |
| Sound | Walter Greene | Music |
| Crew | Jack Greenhalgh | Cinematography |
| Editing | Holbrook N. Todd | Editor |
| Art | Frank Paul Sylos | Art Direction |
| Art | Harry Reif | Set Decoration |
| Costume & Make-Up | Tom McDonald | Makeup Supervisor |
| Production | Bert Sternbach | Production Manager |
| Directing | Stanley Neufeld | Assistant Director |
| Art | Eugene C. Stone | Property Master |
| Sound | Charles Kenworthy | Sound Engineer |
| Crew | Ray Mercer | Special Effects |
| Writing | G.T. Fleming-Roberts | Story |
