Warren Duff averages 6.72 across 13 rated films as a writer, ahead of Lewis Allen at 6.61 as a director.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
| Chicago Deadline | 1949 | · | Director | Writer |
| Appointment with Danger | 1950 | 6.5 | Director | Writer |
