The Stooges are private detectives in the Old West trying to help a girl recover an IOU from a bad guy. Their attempts to steal the IOU from the villain's wallet and then from a safe meet with problems until Curly, who goes berserk whenever he sees a mouse, knocks out all the bad guys.
Unfortunately the movie Horses' Collars is not yet available on Disney Plus.
| Directing | Clyde Bruckman | Director |
| Writing | Felix Adler | Screenplay |
| Writing | Felix Adler | Story |
| Camera | John W. Boyle | Director of Photography |
| Editing | James Sweeney | Editor |
| Production | Jules White | Producer |
| Sound | Joe Henrie | Sound Effects Editor |
| Crew | Ed Brandenburg | Stunt Double |
| Crew | Johnny Kascier | Stunt Double |
| Crew | Bert Young | Stunt Double |