The Man Who Never Was: Directed by Ronald Neame. With Clifton Webb, Gloria Grahame, Robert Flemyng, Josephine Griffin. In order to fool the Germans into thinking the Allied invasion of Sicily will take place elsewhere, British Military Intelligence comes up with a cunning ruse.
Also mincemeat what put in mince pies, not minced meat which is a meat.
The identity of "the man who never was" was a closely guarded secret until 1998, when it was discovered that he was called Glyndwr Michael. His grave in Huelva, Spain (near the beach at Punta Umbria) now uniquely carries both his fictional and real names.
It’s worth looking into the details. A truly intriguing and fascinating plot on what helped win the war. one small mistake would cause the whole mission to fail. Even down to how to drown a dead man and how to time body decompose to fit way and time of supposed death.