Rose wore a dress that was far too light.
Kate Winslet not only nearly drowned while filming Titanic, but she also developed hypothermia, which we can understand. While the rest of the ensemble wore a suit to protect them from the freezing waters, James Cameron insisted on Winslet not wearing one because it would have been too cumbersome and impractical.
Rose’s paper-thin dress wouldn’t have kept her warm enough, and she probably wouldn’t have been able to get on that door in the first place.
