The movie was adapted by Stirling Silliphant from the novel by John Ball. It was directed by Norman Jewison.
It won Academy Awards for Best Actor in a Leading Role (Rod Steiger), Best Film Editing, Best Picture, Best Sound and Best Writing, Screenplay Based on Material from Another Medium. It was nominated for Best Director and Best Effects, Sound Effects.
In the Heat of the Night was followed by two sequels, They Call Me MISTER Tibbs in 1970, and The Organization in 1971. In 1988, a television series based on the original movie premiered, starring Carroll O'Connor and Howard Rollins.
In 2002 the United States Library of Congress deemed the original film "culturally significant" and selected it for preservation in the National Film Registry.