Based on
Movies like The Alien Within (1995)
Crew of an undersea mining platform falls prey to mysterious and dangerous parasite. The parasite has the ability to affect people's minds, so survivors can't be certain who is safe and who is infected.
Watch The Alien Within — start 14-day free trial →
No card required · cancel anytime
No similar titles found.
Track all of these in one place
Build your watchlist, get continue-watching across devices, and pick from 9 streaming sources. Free 14-day Premium trial, no card.
Start free trial →