Uppercut O'Brien
| MPAA Rating: | NR |
| Genre: | Comedy, Short |
| Country: | United States |
| Produced By: | Mack Sennett |
| Directed By: | Earle Rodney |
| Written By: | Earle Rodney, Hampton Del Ruth, John A. Waldron, Harry McCoy |
| Cast: | Patsy O'Leary, Marjorie Beebe, William Searby, Ernie Alexander, Harry Gribbon, Andy Clyde, Sid Torres, George Spear, Charles Sullivan, Teddy Mangean, Jack Hill, James B. Leong, Tony Lomberto, Hubert Diltz, Bert Swor, Trip Limbaco |
| In Theaters: | Dec 22, 1929 |
| Runtime: | 18 minutes |
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