When an unidentified alien destroys three powerful Klingon cruisers, Captain James T. Kirk and his crew return to the newly-transformed U.S.S. Enterprise to stop the alien intruder on its flight toward Earth.

Originally released as a motion picture in 1980. Based on Star trek, created by Gene Roddenberry. Special features: an additional audio track of commentary; retrospective documentaries with interviews; additional and deleted scenes; theatrical trailers; and other related materials.

Disc 1. The motion picture (136 min.) -- disc 2. Bonus features.