The Singing Nun is a 1966 semi-biographical film about the life of Jeanine Deckers, a nun who recorded the chart-topping hit song "Dominique". It starred Debbie Reynolds in the title role. The rest of the cast included Ricardo Montalban, Greer Garson, Agnes Moorehead, Chad Everett, Katharine Ross and Ed Sullivan (as himself). It was the last film directed by Henry Koster.
Harry Sukman was nominated for the Academy Award for Best Music, Scoring of Music, Adaptation or Treatment.