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 to Exist", under the title "Never Learn Not to Love". It was released as a B-sided single in 1968 without crediting Manson. From the beginning of Manson's notoriety, a pop culture arose around him in which he ultimately became an emblem of insanity, violence, and the macabre. After he was charged with the crimes of which he was later convicted, recordings of songs written and performed by Manson were released commercially, starting with "" (1970). Various musicians have covered some of his songs. Manson was originally sentenced to death, but his sentence was commuted to life with the possibility of