Colossus: The Forbin Project

We built a super computer with a mind of its own and now we must fight it for the world! Into the deep heart of rocky mountains, Professor Forbin build an incredibly sophisticated computer in charge of the American nuclear defense. Colossus, as it is named, soon discovers the existence of Guardian, its counterpart previously unknown to the USA, build by Professor Kuprin. Both computers are now going to threat the whole world...