Lamar Trotti averages 6.76 across 25 rated films as a writer, ahead of Walter Lang at 6.65 as a director.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
| The Baroness and the Butler | 1938 | · | Director | Writer |
| Mother Wore Tights | 1947 | · | Director | Writer, Producer |
| When My Baby Smiles at Me | 1948 | · | Director | Writer |
| Cheaper by the Dozen | 1950 | 7.0 | Director | Writer, Producer |
| With a Song in My Heart | 1952 | 6.7 | Director | Writer, Producer |
| There's No Business Like Show Business | 1954 | 6.4 | Director | Writer |
