"It's scary because it's based on reality, rather than something pure science-fiction," the former star of the television series' "Once and Again" and "Sisters" told the Ladies' Home Journal.
The special-effects thriller shows New York City streets and landmarks being flooded and is considered by many as the most dramatic warning about global warming.
Said ward: "The details are possible: The Antarctic Ice Shield breaks up because of global warming, which starts a chain reaction on the entire climate system, I think it will make everyone pause and say, 'Wow, I'm so happy it was just a movie.' And then, 'Okay, what are we going to do to protect the planet?' "