Sir John Clifford Mortimer CBE QC FRSL was a British barrister, dramatist, screenwriter and author, best known for creating the character Horace Rumpole. Mortimer was called to the Bar (Inner Temple) in 1948 and retired in 1984. Awarded a CBE in 1986, he was made a knight bachelor in the 1998 Birthday Honours.
| Movie | Ferry to Hong Kong | 1959 |
| Movie | Bunny Lake Is Missing | 1965 |
| Movie | Rumpole of the Bailey | 1975 |
| Movie | Der Mann aus dem Bootshaus | 1967 |
| Movie | Der Privatdetektiv | 1963 |
| Movie | Tea with Mussolini | 1999 |
| Movie | Die Anarchisten | 1971 |
| Movie | Trial and Error | 1962 |
| Movie | Der Fluggast | 1964 |
| Movie | Maschenka | 1987 |
| Movie | Guns of Darkness | 1962 |
| Movie | Edwin | 1984 |
| Movie | Der Oberkellner | 1966 |
| Movie | Twenty-Four Hours in a Woman's Life | 1961 |
| Movie | Lunch Hour | 1961 |
| Movie | John and Mary | 1969 |
| Movie | The Running Man | 1963 |
| Movie | The Ebony Tower | 1984 |
| Movie | Cider with Rosie | 1998 |
| Movie | Sie können's mir glauben | 1960 |
| Movie | Rumpole's Return | 1980 |
| Movie | In Love and War | 2001 |
| Movie | Lunch Hour | 1961 |
