Director and writer
Robert Stevenson averages 6.54, Bill Walsh averages 6.33. Apart that suggests 6.44; together they average 6.60, a lift of +0.17.
Lift is the average of their films together minus the mean of their two career averages.
1961
1964Best
1968
1971Dot size shows IMDb votes; lines are rolling five-film averages. Films with fewer than 1,000 votes are left out.
 The Absent Minded Professor | 1961 | 6.7 | 10,224 | Director | Writer |
| Son of Flubber | 1962 | 6.1 | 3,432 | Director | Writer |
 Mary Poppins | 1964 | 7.8 | 201K | Director | Writer |
| The Misadventures of Merlin Jones | 1964 | · | 948 | Director | Writer |
| That Darn Cat! | 1965 | 6.8 | 8,918 | Director | Writer |
| Blackbeard's Ghost | 1968 | 6.8 | 7,582 | Director | Writer |
 The Love Bug | 1968 | 6.5 | 19,348 | Director | Writer, Producer |
 Bedknobs and Broomsticks | 1971 | 7.1 | 43,870 | Director | Writer, Producer |
| Herbie Rides Again | 1974 | 5.7 | 9,773 | Director | Writer, Producer |
| One of Our Dinosaurs Is Missing | 1975 | 5.9 | 2,119 | Director | Writer, Producer |
