The top mistakes in Firefox http://www.moviemistakes.com/film1856 en Sat, 21 Nov 2009 06:55:15 +0000 130063 As Gant is pulling the Firefox out of the hangar, it is still very dark, as in pre-dawn. But as the Russian officers are shown shooting and watching the Firefox take off, it is suddenly much lighter outside as if it is after dawn and the sun can even be seen. But it would have taken 30-60 minutes for the light level to change that much. 19173 Towards the end of the movie, when Clint Eastwood is flying away from Russia, the Russian cruiser is really either an American Leahy or Belknap class cruiser. 152409 The footage of the submarine 'Mother One' breaking through the ice was borrowed from the movie <i>Ice Station Zebra</i> (1968); both subs are numbered 509. 152429 When the security forces arrive at the hangar to report seeing Gant at security gate 3, they are driving an American Jeep. 92166 When flying towards the Russian missile cruiser, Gant says that "infra-red detection beams" have locked onto the Firefox. There is no such thing - infra-red (heat) sensors are entirely passive, meaning they do not give out any kind of signals and cannot be detected.