IMDB: Children of Men (2006)
P.D. James (novel)
Alfonso Cuarón (screenplay)
Plot Summary: "In 2027, as humankind faces the likelihood of its own extinction, a disillusioned government agent agrees to help transport and protect a miraculously pregnant woman [Kee] to a sanctuary at sea where her child's birth may help scientists to save the future of mankind."
Trivia: "Emma Watson was offered the role of Kee but turned it down due to scheduling conflicts."
Go on, you know you wanna hang, draw and quarter this girl...again. Or maybe just whoever offered her the role in the first place (Cuaron) but hey, at least she turned it down, right?