Director and actor
Billy Wilder averages 7.38, Jack Lemmon averages 6.85. Apart that suggests 7.12; together they average 7.41, a lift of +0.30.
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.
Each column is a film in release order. Filled squares mark who was in it, colored by the film's rating.
| 1959 | 8.2 | 308K | Producer, Writer, Director | as Jerry | |
| 1960 | 8.3 | 224K | Producer, Director, Writer | as C.C. Baxter | |
| 1963 | 7.3 | 24,603 | Producer, Director, Writer | as Nestor Patou | |
| 1966 | 7.2 | 17,532 | Writer, Director, Producer | as Harry Hinkle | |
| 1972 | 7.1 | 13,403 | Writer, Producer, Director | as Wendell Armbruster, Jr. | |
| 1974 | 7.3 | 16,877 | Director, Writer | as Hildy Johnson | |
| Buddy Buddy | 1981 | 6.5 | 5,601 | Director, Writer | as Victor Clooney |
| Walter Matthau |
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| Shirley MacLaine |
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| Audrey Hepburn |
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| Marilyn Monroe |
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| Fred MacMurray |
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| Ray Milland |
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| Ray Walston |
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| Marlene Dietrich |
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