Factotum was adapted into a film of the same name starring Matt Dillon in 2005.
It was the basis of a 1935 film by the same name starring Pat O'Brien.
It was adapted during 1998 into a movie of the same name starring Oprah Winfrey.
It was produced in 1957, and is based on a play by the same name also starring Reginald Rose.
There is also a small scale jazz movie of the same name starring Michael Madsen, which was presumably inspired by the song.
There was a 1984 film of the same name starring Arnold Schwarzenegger.
Martin's novel was the basis for the 1996 film of the same name starring Julia Roberts in the title role.
Another version was also made in 1989 with the same name starring Salma Hayek.
In 1964 the book inspired a film of the same name starring Natalie Wood.
The book was later made into a movie by the same name starring John Wayne.