"The Horse's Mouth" is a 1958 British film directed by Ronald Neame, based on the novel by Joyce Cary. The story follows Gulley Jimson, an eccentric and passionate artist, portrayed by Alec Guinness, who is determined to create a masterpiece. His unconventional methods and disregard for societal norms lead him into various comedic and chaotic situations. The film explores themes of creativity, obsession, and the struggle of the artist against societal expectations. It showcases Gulley's interactions with a range of colorful characters, highlighting the challenges and triumphs of pursuing one's artistic vision. The film is noted for its witty dialogue and unique storytelling style.