Dial H for Hitchcock.  1954 was certainly a great year for Hitchcock – his masterpiece Rear Window came out the same year. Margot (Grace Kelly), the wife of ex-tennis player Tony (Ray Milland) has been having an affair with crime-fiction writer, Mark (Robert Cummings). However, the couple are unaware of Tony’s knowledge of the affair. As a result, he plans to kill his wife, though refuses…