Shared credits
Gary Cooper averages 6.80, Porter Hall averages 6.95. Apart that suggests 6.88; together they average 6.70, a lift of −0.17.
Lift is the average of their films together minus the mean of their two career averages.
Dot size shows IMDb votes; lines are rolling five-film averages. Films with fewer than 1,000 votes are left out.
| The General Died at Dawn | 1936 | 6.5 | 1,455 | as O'Hara | as Peter Perrie |
| The Plainsman | 1936 | 6.8 | 2,751 | as Wild Bill Hickok | as Jack McCall |
| Souls at Sea | 1937 | 6.8 | 1,007 | as Michael 'Nuggin' Taylor | as Court Prosecutor |
