Dr. Morgan and Dr. Cavigny star as a brace of scientists who return from the West Indies with a potent, phosphorescent serum that allegedly changes human beings into cats.
| Directing | Jean Yarbrough | Director |
| Art | Fay Babcock | Set Decoration |
| Sound | Milton Rosen | Music |
| Editing | Saul A. Goodkind | Editor |
| Art | Walter Koessler | Art Direction |
| Writing | Maurice Tombragel | Writer |
| Production | Bernard Small | Producer |
| Camera | George Robinson | Director of Photography |
| Camera | Ken Lobben | Still Photographer |
