Test of observation for amateur detectives. Two crimes are depicted: The Crooked Billet Murder and Back Stage Murder.
| Directing | Ronald Haines | Director |
| Production | Jean Haines | Producer |
| Writing | Millison Horton | Story |
| Writing | Ronald Haines | Adaptation |
| Camera | Stanley Mumford | Camera Operator |
| Editing | Ronald Haines | Editor |
| Editing | Dorothy Stimson | Assistant Editor |
| Sound | Walter Young | Sound |
