An hour in, you’re ready to recommend it to everyone. By the credits, you’re wondering how much of that recommendation you can legally retract. These 15 movies start strong, with gripping mysteries, sharp scripts, or characters worth caring about, then spend their second halves testing that goodwill. Some explain away the very thing that made them interesting; others chase a twist that requires everyone on screen to lose several IQ points. Spoilers ahead—we have some disappointing second halves to discuss.
