bernard herrmann
Psycho (1960) is rated R.
Anthony Perkins starred in the original "Psycho" movie.
Alfred Hitchcock did not play a credited part in the movie Psycho. He did however have a walk-on in most of his movies.
Psycho, Psycho II, Psycho III, Bates Motel, Psycho IV, and it's not a movie but there is also the Bates Motel TV series.
John Debney was the composer for Elf.
Psycho
Bret Easton Ellis wrote American Psycho. It was later made into a movie.
It wasn't "most" of Hitchcock's films -- only seven -- but Hitchcock and Bernard Herrmann did great work together. The composer wrote the theme for Psycho , for instance.
Norman Bates
Psycho.
The Alfred Hichcock movie "Psycho" had three direct sequels: Psycho II, Psycho III, and Psycho IV: The Beginning(technically Psycho IV was a prequel)There was also a (rather inferior) 1998 remake of the original Psycho.There is also a Hindi language movie called "Psycho" which is a completely unrelated story.
Blue was a flop Bollywood movie. However the songs of the movie were appreciated. Pritam was the music composer of the movie.