The Man Who Knew Too Much (1956) is a Thriller, Mystery, Drama film that follows an American doctor and his wife, a former singing star, witness a murder while vacationing in Morocco, and are drawn into a twisting plot of international intrigue when their young son is kidnapped. Currently, you can watch The Man Who Knew Too Much on MGM Plus Roku Premium Channel, Amazon Video, Apple TV Store, Google Play Movies. Streaming availability may vary by country and platform over time. It has a user rating of 7.4 out of 10 from 1,549 votes. Fans of thriller movies may also want to explore similar titles below.