The Man Who Knew Too Much (1956) is a Thriller, Mystery 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 fuboTV, MGM+ Amazon Channel, MGM Plus Roku Premium Channel, MGM Plus. Streaming availability may vary by country and platform over time. It has a user rating of 7.4 out of 10 from 1,534 votes. Fans of thriller movies may also want to explore similar titles below.