Blackie is the natural suspect when an expensive pearl necklace is stolen while he is supposed to be guarding it.
| Directing | Seymour Friedman | Director |
| Editing | Dwight Caldwell | Editor |
| Writing | Maurice Tombragel | Screenplay |
| Writing | Charles R. Marion | Story |
| Production | Rudolph C. Flothow | Producer |
| Writing | Edward Bock | Story |
| Camera | Philip Tannura | Director of Photography |
| Writing | Jack Boyle | Characters |
| Art | George Brooks | Art Direction |
| Art | Louis Diage | Set Decoration |
| Sound | Mischa Bakaleinikoff | Music Director |
