The Day of the Dolphin originally going to be directed by Roman Polanski for United Artists in 1969, with Polanski writing the script. However, while Polanski was in London, England, looking for filming locations in August 1969, his pregnant wife, the actress Sharon Tate, was murdered in their Beverly Hills home by disciples of Charles Manson. Polanski returned to the United States and abandoned the project. The following year it was announced Franklin Schaffner would make the movie for the Mirisch Corporation. These plans were frustrated and Joseph Levine ended up buying the project from United Artists for Mike Nichols. The film was mostly shot
Charles Manson in Indianapolis. His probation was revoked; he was sentenced to three years' imprisonment at Terminal Island, San Pedro, California. While Manson was in prison, Rosalie gave birth to their son Charles Manson Jr. During his first year at Terminal Island, Manson received visits from Rosalie and his mother, who were now living together in Los Angeles. In March 1957, when the visits from his wife ceased, his mother informed him Rosalie was living with another man. Less than two weeks before a scheduled parole hearing, Manson tried to escape by stealing a car. He was given five years' probation and