You're doing a top five list of the best Alfred Hitchcock films, and you've already got
Rear Window (1954),
Vertigo (1958),
North by Northwest (1959) and
Psycho (1960)* – what takes the fifth spot?
Discuss here*
(these 4 films are both listed on IMDb Top 250 and the American Film Institute's Top 100 Greatest Movies, they're the four movies to appear on the "Known For" section on Alfred Hitchcock's page, and they are generally regarded as his most classic movies)