Which novel influenced the movie in which Hattie Morahan played Ann?
Mr. Holmes Mr. Holmes is a 2015 British–American crime drama mystery film, directed by Bill Condon, based on Mitch Cullin's 2005 novel "A Slight Trick of the Mind", and featuring the character Sherlock Holmes. The film stars Ian McKellen as Sherlock Holmes, Laura Linney as his housekeeper Mrs. Munro and Milo Parker as her son Roger. Set primarily during his retirement, the film follows a 93-year-old Holmes who struggles to recall the details of his final case because his mind is slowly deteriorating.
Anni (film) Anni is a 1948 Austrian-German romance film directed by Max Neufeld and starring Elfie Mayerhofer, Siegfried Breuer and Josef Meinrad. It is part of the genre of Vienna films.