Watch Full Movies Alien: Harvest Online for FREE in HD 720p on 123Movies. Download Alien: Harvest 123movies new website. The surviving crew of a damaged deep-space harvester have minutes to reach the emergency evacuation shuttle. A motion sensor is their only navigation tool leading them to safety while a creature in the shadows terrorizes the crew. However, the greatest threat might have been hiding in plain sight all along. Alien: Harvest is one of six short films produced to celebrate the 40th anniversary of 1979's Alien.