Star Trek: First Contact movie

It is the 24th century, and a collective of part humanoid, part machine beings face the Federation in what would be the biggest battle of all time. This collective, called the Borg, lose, and desperately attempt to go back in time to April 4th, 2063, to stop Earths First Contact with an alien species (the Vulcans, to be precise). Captain Picard, and the crew of the Enterprise-E (NCC 1701-E) go back in time to make sure that Zefram Cochrane makes his warp flight. The Enterprise runs into unexpected trouble, however, when they start to assimilate the Enterprise.