The Invaders - Season 1
1 - Beachhead
Air Date: January 10, 1967
An architect's close encounter with a spaceship leads him to investigate a small town's hydroelectric plant.
2 - The Experiment
Air Date: January 17, 1967
David Vincent meets with an eminent astrophysicist who has proof that aliens are invading the planet.
3 - The Mutation
Air Date: January 24, 1967
With the assistance of Vicki, a nightclub stripper, Vincent continues his search for an alien spacecraft.
4 - The Leeches
Air Date: January 31, 1967
Vincent is called on by a renowned electronics expert who fears he may soon be abducted by alien invaders.
5 - Genesis
Air Date: February 7, 1967
Vincent's search for aliens lead him to an underwater sea lab.
6 - Vikor
Air Date: February 14, 1967
A dying telephone lineman's fantastic story leads Vincent to investigate a huge industrial complex owned by a famous war hero.
7 - Nightmare
Air Date: February 21, 1967
Vincent travels to a small town to check a possible link between the aliens and an attack of carnivorous insects.
8 - Doomsday Minus One
Air Date: February 28, 1967
Vincent is called upon to help avert possible alien infiltration at a government nuclear test site.
9 - Quantity: Unknown
Air Date: March 7, 1967
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 - The Innocent
Air Date: March 14, 1967
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.
11 - The Ivy Curtain
Air Date: March 21, 1967
Vincent discovers that a school is being used by the aliens as an indoctrination center.
12 - The Betrayed
Air Date: March 28, 1967
Vincent discovers a mysterious computer tape that could offer proof of the alien invasion.
13 - Storm
Air Date: April 4, 1967
Vincent is contacted by a meterologist to help investigate the suspicious nature of a hurricane along the Eastern U.S. coast.
14 - Panic
Air Date: April 11, 1967
The invaders and Vincent race to capture a wounded alien whose touch brings on freezing death.
15 - Moonshot
Air Date: April 18, 1967
Vincent helps a security official investigate the deaths of two lunar astronauts in a strange red fog.
16 - Wall of Crystal
Air Date: May 2, 1967
David's brother, who also thinks he is crazy, is kidnapped by the aliens who intend to destroy the oxygen in our planet's air.
17 - The Condemned
Air Date: May 9, 1967
The invaders frame Vincent for the death of an owner of an electronics plant who had made discoveries about the aliens.