The movie was adapted by N. Richard Nash from his play. It was directed by Joseph Anthony.
It was nominated for Academy Awards for Best Actress in a Leading Role (Katharine Hepburn) and Best Music, Scoring of a Dramatic or Comedy Picture.
The Rainmaker was remade as Der Regenmacher in 1980 for German television. This version was directed by Ludwig Cremer and stars Rolf Becker, Cornelia Froboess and Götz George.
It was also made for American television in 1982, directed by John Frankenheimer and starring James Cromwell, Tommy Lee Jones, William Katt and Tuesday Weld.
The Rainmaker is also a 1995 novel by John Grisham that was made into a 1997 motion picture starring Matt Damon and Danny DeVito.