May 212013
 

Like his earlier masterpiece Rope (1948), Hitchcock’s Dial M for Murder is based on a play (by the English playwright Frederick Knott), and it’s not difficult to see that it was originally intended as a theatre piece. Not only is the bulk of the film set within the confines of an apartment—as also in Rope—but the cast is small and the action is built around a single dramatic climax. However, Dial M differs from Rope in the position of this climax, and therein lies the former’s greatest weakness.

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