Lowell Ganz averages 6.26 across 19 rated films as a writer, ahead of Billy Crystal at 5.87.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
 City Slickers | 1991 | 6.8 | as Mitch Robbins | Writer |
| Mr. Saturday Night | 1992 | 5.9 | as Buddy Young Jr., Writer, Producer, Director | Writer |
 City Slickers II: The Legend of Curly's Gold | 1994 | 5.6 | Producer, as Mitch Robbins, Writer | Writer |
 Forget Paris | 1995 | 6.5 | Writer, as Mickey, Director, Producer | Writer |
 Fathers' Day | 1997 | 5.3 | as Jack Lawrence | Writer |
