A look at Alfred Hitchcocks films The Master of Suspense himself who is interviewed extensively here shares stories including his deepseated fear of policemen elaborates on the difference between shock and suspense defines the meaning of MacGuffin and discusses his use of storyboarding in designing a film Clips from many of his greatest films including North by Northwest Shadow of a Doubt The Birds and the legendary shower scene from Psycho illustrate his points often to Hitchcocks own voiceover observations with narrator Cliff Robertson offering other critical insights