Staffel 1 (1967)
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Episodes 17
Die Entdeckung
An architect's close encounter with a spaceship leads him to investigate a small town's hydroelectric plant.
Read MoreThe Experiment
David Vincent meets with an eminent astrophysicist who has proof that aliens are invading the planet.
Read MoreThe Mutation
With the assistance of Vicki, a nightclub stripper, Vincent continues his search for an alien spacecraft.
Read MoreThe Leeches
Vincent is called on by a renowned electronics expert who fears he may soon be abducted by alien invaders.
Read MoreDie Insekten
Vincent travels to a small town to check a possible link between the aliens and an attack of carnivorous insects.
Read MoreDoomsday Minus One
Vincent is called upon to help avert possible alien infiltration at a government nuclear test site.
Read MoreHerkunft: Unbekannt!
While investigating the theft of a mysterious cylinder from the site of a plane crash, Vincent is captured and suspected of being an alien.
Read MoreReise nach Utopia
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.
Read MoreDer Charterpilot
Vincent discovers that a school is being used by the aliens as an indoctrination center.
Read MoreThe Betrayed
Vincent discovers a mysterious computer tape that could offer proof of the alien invasion.
Read MoreDer Astronaut
Vincent helps a security official investigate the deaths of two lunar astronauts in a strange red fog.
Read MoreTödliche Kristalle
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.
Read MoreDie Geheimakte
The invaders frame Vincent for the death of an owner of an electronics plant who had made discoveries about the aliens.
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