The Alien Within

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.

• 
  Scott P. Levy

• 
  Roddy McDowall
  Dr. Henry Lazarus
• 
  Alex Hyde-White
  Jedidiah Pickett
• 
  Melanie Shatner
  Catherine Harding
• 
  Don Stroud
  Louis
• 
  Rodger Halston
  Wyatt
• 
  Emile B. Levisetti
  Brill
• 
  Richard Biggs
  Hawkes
• 
  Sha-Ri Pendelton
  Fife
• 
  Miro Polo
  Russian Officer
• 
  Tim Trevan
  Russian Boy