Director and writer
Busby Berkeley averages 6.74, Jack McGowan averages 6.66. Apart that suggests 6.70; together they average 6.50, a lift of −0.20.
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.
| Babes in Arms | 1939 | 6.3 | 3,104 | Director | Writer |
| Lady Be Good | 1941 | 6.4 | 1,346 | Director | Writer |
| Girl Crazy | 1943 | 6.8 | 2,495 | Director | Writer |
