Naïve insurance agent 'Cyclone' Case falls in love with Sylvia Martine, whose father has a dispute with gangster Mike Slade. When Sylvia is kidnapped by Slade and his gang, 'Cyclone' decides to save her and wanders straight into a gang war without even realizing it.
Unfortunately the movie The Gang Buster is not yet available on HBO Max.
| Camera | Harry Fischbeck | Director of Photography |
| Editing | Jane Loring | Editor |
| Directing | A. Edward Sutherland | Director |
| Writing | Percy Heath | Story |
| Writing | Joseph L. Mankiewicz | Dialogue |
