My Lover, My Son is a 1970 USAmericanBritish coproduction directed by John Newland. It tells the story of a mother played by Romy Schneider clinging to her maturing son. The film is based on Edward Griersons novel Reputation for a Song.
James intervenes in an argument between his parents, and kills Robert. During James trial, Francesca gives the crucial testimony in favour of her son, who is found not guilty. To Francescas discomfort, James escapes his mothers clinging and decides to stay with Julie.
Source: Wikipedia