He eventually had more success as a writer. His claim to fame was as the screenwriter for the period drama mystery Gosford Park directed by Robert Altman which won the Oscar for Best Original Screenplay. On television he struck gold as the creator and showrunner of the international mega hit Downton Abbey. His works are known for being period dramas that often focus on the relationship between the lower and upper classes that usually star Dame Maggie Smith.
Already from an aristocratic family (he'd previously been addressed as Julian Fellowes, Esq.); Fellowes was elevated to peerage on January 31, 2011 and made Baron Fellowes of West Stafford; he'd already been made Deputy Lieutenant of Dorset in 2009. He sits in the Conservative Benches in the House of Lords.
- Baby: Secret of the Lost Legend
- Monarch of the Glen
- Our Friends in the North
- Tomorrow Never Dies
- Gosford Park — Oscar for Best Original Screenplay
- The Young Victoria
- The Tourist
- Crooked House
- Downton Abbey
- Downton Abbey — Emmy for Outstanding Writing for a Limited Series, Movie, or Dramatic Special note