Director and writer
Michael Ritchie averages 6.17, Gregory McDonald averages 6.38. Apart that suggests 6.28; together they average 6.50, a lift of +0.22.
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.
 Fletch | 1985 | 6.9 | 62,146 | Director | Writer |
 Fletch Lives | 1989 | 6.1 | 24,743 | Director | Writer |
