A woman marries a man for his wealth, then concocts a plan to kill him, take his money, and run off with her lover. Things go wrong when they accidentally kill the wrong person.
The Unholy Wife is a 1957 Technicolor film noir crime film produced and directed by John Farrow at RKO Radio Pictures, but released by Universal Pictures as RKO was in the process of ceasing its film activities. The film features Diana Dors, Rod Steiger, Tom Tryon and Beulah Bondi. The screenplay was written by William Durkee and Jonathan Latimer