Snowbeast
It was directed by Herb Wallerstein from a teleplay written by Joseph Stefano ( who wrote the screenplay for Alfred Hitchcock's 1960 thriller "Psycho" ) . 
<triplet> Alfred Hitchcock <subj> Psycho <obj> notable work <triplet> Psycho <subj> Joseph Stefano <obj> screenwriter <subj> Alfred Hitchcock <obj> cast member <subj> 1960 <obj> publication date