1. 1
   

   Beachhead

   1h

   An architect's close encounter with a spaceship leads him to investigate a small town's hydroelectric plant.

2. 2
   

   The Experiment

   1h

   David Vincent meets with an eminent astrophysicist who has proof that aliens are invading the planet.

3. 3
   

   The Mutation

   1h

   With the assistance of Vicki, a nightclub stripper, Vincent continues his search for an alien spacecraft.

4. 4
   

   The Leeches

   1h

   Vincent is called on by a renowned electronics expert who fears he may soon be abducted by alien invaders.

5. 5
   

   Genesis

   1h

   Vincent's search for aliens lead him to an underwater sea lab.

6. 6
   

   Vikor

   1h

   A dying telephone lineman's fantastic story leads Vincent to investigate a huge industrial complex owned by a famous war hero.

7. 7
   

   Nightmare

   1h

   Vincent travels to a small town to check a possible link between the aliens and an attack of carnivorous insects.

8. 8
   

   Doomsday Minus One

   1h

   Vincent is called upon to help avert possible alien infiltration at a government nuclear test site.

9. 9
   

   Quantity: Unknown

   1h

   While investigating the theft of a mysterious cylinder from the site of a plane crash, Vincent is captured and suspected of being an alien.

10. 10
    

    The Innocent

    1h

    The aliens take David Vincent up into their spaceship and then attempt to prove they have nothing but peaceful intentions by showing him what they've done to a desert valley. But all is not what it seems.

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