"Which one of them is in the right"

Marie Stopes: Sexual Revolutionary

Set in 1923, a British author named Marie Stopes is having quite the tumultuous life until one day she attempts to sue Dr. Halliday Sutherland for libel, since she thinks he criticized her birth control clinic. A lawyer named Patrick Hastings comes to represent Stopes, and judge Ernest Charles comes to represented Dr. Halliday Sutherland.