"The Lady Vanishes" is a 1938 British mystery thriller film directed by Alfred Hitchcock. The story follows a young woman named Iris Henderson who, while traveling on a train through Europe, befriends an elderly woman named Miss Froy. When Miss Froy mysteriously disappears, Iris finds herself in a perplexing situation, as other passengers deny ever seeing her. As Iris investigates the disappearance, she faces skepticism and danger, leading her to team up with a fellow traveler, Gilbert Redman. The film combines elements of suspense, romance, and humor, showcasing Hitchcock's signature style and storytelling techniques that keep audiences engaged until the end.