"Harvey" is a 1950 film directed by Henry Koster, based on a play by Mary Chase. The story follows Elwood P. Dowd, a kind man who claims to have an invisible friend named Harvey, a six-foot-tall rabbit. Elwood's eccentric behavior leads his family to question his sanity, resulting in humorous and heartwarming situations. The film explores themes of friendship, acceptance, and the nature of reality. James Stewart stars as Elwood, delivering a memorable performance that highlights the character's charm and innocence. "Harvey" remains a classic, celebrated for its whimsical take on the importance of imagination and kindness.