Enemy Mine

Enemy Mine is a movie starring Dennis Quaid, Louis Gossett Jr., and Brion James. During a long space war, the lives of two wounded enemies become dependent on their ability to forgive and to trust.
A soldier from Earth crashlands on an alien world after sustaining battle damage. Eventually he encounters another survivor, but from the enemy species he was fighting; they band together to survive on this hostile world. In the end the human finds himself caring for his enemy in a completely unexpected way.