Plans change, and nowhere is that more true than in Hollywood, where a big part of the film-planning process is getting the stars together for long enough to shoot the damn thing. Add to the scheduling complexities the whims of directors, replacement directors, studios and the actors themselves, and it's really a miracle that movies get made at all.

This Friday, Evil Dead hits theaters, and it stars Jane Levy instead of the originally-planned Lily Collins. Click on to read about this and 14 other actress switcheroos from major movies. The alternate realities are mind-boggling.

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