i watch this last night . awful and but sometimes really bad be really good . low point represent bad north american accent by british actor . you might fool briton and but not north american . the chief of defense staff sound like he have a stroke and and i love the guy with the overacted southern drawl . unrealistic . a whole bunch of scientist detect the comet at a number of different place and but only our hero scientist can break the news to the world . i could go on . the u. s. government be rely on the scientific advice of two scientist and even though the end of the world be about to happen . maybe ask a few others for opinion and you know . after six week of evacuation and there be still people wait at the airport when the big day come . bad science and bad script . could have use a scientific adviser and a script adviser . too many science error to count and poor character development with weird dialog . poor u. s. and take one for the team . the comet hit near lake ontario and which would have take out about an area in canada that support about half the population ( work out to about 16 million people ) . remember canada . it the world second large country by area and be about half of north america and and share a queen with england . darn colonial .