His Ex Marks the Spot
| Category | Short Film |
| Genre | Comedy |
| Country | United States |
| Premiere | 1940-12-12 |
| Actor | Buster Keaton (as Buster (The Husband)), Dorothy Appleby (as Buster's Wife), Elsie Ames (as Buster's Ex-Wife), Matt McHugh (as Radcliffe (The Ex-Wife's Boyfriend)) |
| Director | Jules White |
| Studio | Columbia Pictures Corporation |
| Writer | Felix Adler |
| Links | https://www.imdb.com/title/tt0032598/?ref_=fn_al_tt_1 |