The stooges apply for job as 'Yard Men' at Scotland Yard, thinking they'll become detectives, but instead wind up as gardeners. When they accidentally see a memo about the theft a famous diamond, the boys decide to go after the crooks. They find the crooks, but Shemp accidentally swallows the diamond which was hidden in a bowl of candy. The bad guys want to cut the diamond out, but the boys foil them with the help of a friendly gorilla.
| Directing | Jules White | Director |
| Writing | Elwood Ullman | Writer |
| Writing | Jack White | Screenplay |
| Camera | Fred Jackman Jr. | Director of Photography |
| Art | Cary Odell | Art Direction |
| Editing | Anthony DiMarco | Editor |
| Directing | Willard Sheldon | Assistant Director |
| Production | Jules White | Producer |
