Question: Which novel influenced the movie in which Hattie Morahan played Ann?

Context paragraphs:
Money (2010 TV series): Money is a British television series based on the 1984 novel of the same name by British author Martin Amis.  First aired in May 2010, the two-part series was produced for the BBC, starring Nick Frost in the lead role as John Self, with Tim Pigott-Smith, Hattie Morahan, Adrian Lukis, and Emma Pierson also featuring in the series.

Andy Morahan: Andrew Douglas "Andy" Morahan (born 25 July 1958 in Kensington, London) is a British commercial, film and music video director.  He is the son of director Christopher Morahan and the half-brother of actress Hattie Morahan.

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.

Summer in February: Summer in February is a 2013 British romantic drama film directed by Christopher Menaul.  Novelist Jonathan Smith adapted the screenplay from his 1995 eponymous novel.  The film stars Dominic Cooper, Emily Browning, Dan Stevens, Hattie Morahan and Nicholas Farrell and focuses on the early 20th century love triangle between British artist Alfred Munnings, his friend Gilbert Evans and Florence Carter-Wood.  It was released in the United Kingdom on 14 June 2013.

That Girl: That Girl is an American sitcom that ran on ABC from 1966 to 1971.  It starred Marlo Thomas as the title character Ann Marie, an aspiring (but only sporadically employed) actress, who moves from her hometown of Brewster, New York, to try to make it big in New York City.  Ann has to take a number of offbeat "temp" jobs to support herself in between her various auditions and bit parts.  Ted Bessell played her boyfriend Donald Hollinger, a writer for "Newsview Magazine"; Lew Parker and Rosemary DeCamp played Lew Marie and Helen Marie, her concerned parents.  Bernie Kopell, Ruth Buzzi and Reva Rose played Ann and Donald's friends.  "That Girl" was developed by writers Bill Persky and Sam Denoff, who had served as head writers on "The Dick Van Dyke Show" (with which Thomas's father, Danny Thomas, was closely associated) earlier in the 1960s.

Hattie Morahan: Harriet Jane "Hattie" Morahan (born 1978) is an English television, film, and stage actress.  Her roles include Alice in "The Bletchley Circle", Gale Benson in "The Bank Job" (2008), Ann in "Mr. Holmes" (2015), Rose Coyne in "My Mother and Other Strangers" (2016), and Agathe/The Enchantress in "Beauty and the Beast" (2017).

Sense and Sensibility (2008 miniseries): Sense and Sensibility is a 2008 British television drama adaptation of Jane Austen's 1811 novel "Sense and Sensibility".  The screenplay was written by Andrew Davies, who revealed that the aim of the series was to make viewers forget Ang Lee's 1995 film "Sense and Sensibility".  The series was "more overtly sexual" than previous Austen adaptations, and Davies included scenes featuring a seduction and a duel that were absent from the feature film.  "Sense and Sensibility" was directed by John Alexander and produced by Anne Pivcevic.  Hattie Morahan and Charity Wakefield star as Elinor and Marianne Dashwood, two sisters who go on "a voyage of burgeoning sexual and romantic discovery".

Eternal Law: Eternal Law is a 2012 ITV fantasy drama series created by Ashley Pharoah and Matthew Graham.  The show stars Samuel West, Ukweli Roach, Orla Brady, Tobias Menzies and Hattie Morahan.  Set in York, it is centred on two angels sent to Earth to assist in court cases.  The first episode premiered on 5 January 2012.  The show was axed after one series due to low ratings.

Welcome to Our Village, Please Invade Carefully: Welcome To Our Village, Please Invade Carefully is a sitcom on BBC Radio 4 (pilot and first series aired on BBC Radio 2), written by Eddie Robson and produced by Ed Morrish.  It concerns the invasion of the small Buckinghamshire village of Cresdon Green by an alien race called the Geonin.  The programme stars Hattie Morahan as Katrina Lyons, a 30-something professional from London who was visiting her parents at the time of the invasion, with Charles Edwards as Uljabaan, the leader of the aliens in smooth-talking human form.  The "Radio Times" called it "the sitcom success story of 2012..."

Helen Sinclair: Helen Sinclair is a fictional character in a series of audio plays produced by Big Finish Productions based on the long-running British science fiction television series "Doctor Who", played by Hattie Morahan.  A language scholar for the British Museum during the 1960s, she became a companion of the Eighth Doctor alongside Liv Chenka.

Supporting paragraphs: Hattie Morahan Mr. Holmes
Answer: A Slight Trick of the Mind