The Hasty Heart is a 1949 war drama film, an Anglo-American co-production starring Ronald Reagan, Patricia Neal, and Richard Todd and directed by Vincent Sherman. The film is based on the 1945 play of the same name by John Patrick.

Patricia Neal was an American actress of stage and screen. She is well known for, among other roles, playing World War II widow Helen Benson in The Day the Earth Stood Still (1951), radio journalist Marcia Jeffries in A Face in the Crowd (1957), wealthy matron Emily Eustace Failenson in Breakfast at Tiffany's (1961), and the worn-out housekeeper Alma Brown in Hud (1963). She also featured as the matriarch in the television film The Homecoming: A Christmas Story (1971); her role as Olivia Walton was re-cast for the series it inspired, The Waltons. A major star of the 1950s and 1960s, she was the recipient of an Academy Award, a Golden Globe Award, a Tony Award, and two British Academy Film Awards, and was nominated for three Primetime Emmy Awards.