Shared credits
John Huston averages 6.79, Howard Koch averages 7.08. Apart that suggests 6.94; together they average 7.30, a lift of +0.36.
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.
 Sergeant York | 1941 | 7.7 | 20,216 | Writer | Writer |
| In This Our Life | 1942 | 7.3 | 5,807 | Director | Writer |
| Three Strangers | 1946 | 6.9 | 2,969 | Writer | Writer |
