| Title(Year of production) | In charge | Average | Number of reviews |
| The Secret War of Harry Frigg (1968) | Screenwriter | 7.57 / 10.0 | 7 |
| Charade (1963) | Actor, Writer, Screenwriter, Voice Artist | 7.31 / 10.0 | 96 |
| SWEET CHARITY (1969) | Screenwriter | 7.18 / 10.0 | 11 |
| THE TAKING OF PELHAM ONE TWO THREE (1974) | Screenwriter | 7.10 / 10.0 | 59 |
| Skin Game (1971) | Screenwriter | 7.00 / 10.0 | 3 |
| Who Is Killing the Great Chefs of Europe? (1978) | Screenwriter | 6.83 / 10.0 | 6 |
| Father Goose (1964) | Screenwriter | 6.33 / 10.0 | 3 |
| Just Cause (1995) | Screenwriter | 5.78 / 10.0 | 71 |
| How to Lose Friends & Alienate People (2008) | Screenwriter | 5.50 / 10.0 | 2 |
| The Truth About Charlie (2002) | Screenwriter | 4.42 / 10.0 | 7 |
| 1776 (1972) | Writer, Screenwriter | | 0 |