Reviews provided by RottenTomatoes
Vincent Canby, New York Times: Both Miss Taylor and Miss Novak, as larger-than-life silver-screen rivals of a certain age, get all wound up for some fancy, high-toned tongue-lashings, but the material isn't up to their power. Read more
Dave Kehr, Chicago Reader: For all her prolificacy, Agatha Christie relied too often on one particular plot twist, and as soon as you recognize her old favorite here, the film loses all interest. Read more
Richard Schickel, TIME Magazine: The good lines make Mirror more fun to watch than it has any right to be. Read more
Don Macpherson, Time Out: Though it's obvious after five minutes that this is a complete no-no, the cinema equivalent of a bellyflop, it exercises a perverse fascination Read more
Variety Staff, Variety: A nostalgic throwback to the genteel British murder mystery pix of the 1950s. Read more
Gary Arnold, Washington Post: The Christie plot ends up so drastically foreshortened that you'd swear a reel must have been misplaced, although the sluggish direction of Guy Hamilton doesn't make one anxious to see it restored. Read more