Lost in Space - Season 3

The Jupiter 2 travels freely in space, visiting a new world in each episode, as the family attempts to either return to Earth or else at least reach their original destination in the Alpha Centauri system. A newly built "Space Pod" provides a means of transportation between the ship and passing planets, allowing for various escapades.

24 Episodes

Condemned of Space

Season 3 - Episode 1

The beginning of the third season finds the Robinsons having to quickly leave the planet they are on, which is a similar plot to the beginni...

Visit to a Hostile Planet

Season 3 - Episode 2

The Jupiter 2 and all aboard are caught in a space 'time-warp'! After everything seems to return to normal, they're shocked to find Earth w...

Kidnapped in Space

Season 3 - Episode 3

Dr. Smith answers a distress call from an alien space ship. He arrives there using the Space Pod, and discovers that the aliens want him to...

Hunter's Moon

Season 3 - Episode 4

In an episode reminiscent of the first season episode "The Challenge", Professor Robinson and the Robot land the Space Pod on a planet, and ...

The Space Primevals

Season 3 - Episode 5

The primitive beings are actually wards of a computer, Protinius, which can confer temporary advanced sentience on the leading man in order ...

Space Destructors

Season 3 - Episode 6

Dr. Smith and the Robot are exploring a cave. Smith pushes several buttons on a conspicuous control panel. The buttons activate a cyborg cre...

The Haunted Lighthouse

Season 3 - Episode 7

Before leaving their planet, the Robinsons meet a boy alien called J-5. They take him with them to return him to his home planet. They mee...

Flight into the Future

Season 3 - Episode 8

Dr. Smith, Will, and the Robot are accidentally launched in the Space Pod. They land on a planet that is controlled by an alien machine tha...

Collision of Planets

Season 3 - Episode 9

The Robinson's come across a group of space hippies who are trying to destroy the planet the Robinson's currently inhabit. Up up to the Robi...

Space Creature

Season 3 - Episode 10

A strange blue fog seems to be engulfing the Jupiter 2 periodically. Dr Smith and Will commment seperately that they want to be left alone....

Deadliest of the Species

Season 3 - Episode 11

The Robinsons encounter two Aliens who are on a mission to seek and destroy an escaped Robot Prisoner, whom they believe to be hiding at the...

A Day at the Zoo

Season 3 - Episode 12

A caveboy appears and attempts to lure Penny away, but she refuses, and is instead caught in a net. She is transported to an intergalactic z...

Two Weeks in Space

Season 3 - Episode 13

Two aliens, who are actually intergalactic bank robbers, transform themselves into Earthlings. They revive a man named Zumdish who operates ...

Castles in Space

Season 3 - Episode 14

The Robinsons take in a Princess who is fleeing from a bounty hunter. Will is captured by the bounty hunter, who wants to trade the boy for ...

The Anti-Matter Man

Season 3 - Episode 15

Professor Robinson is caught in a matter transfer emission ray, and subsequently ends up in another dimension where he is confronted by a ve...

Target: Earth

Season 3 - Episode 16

The Space Pod lands on a planet that is inhabited by creatures who all look alike, and aspire to be different. They capture the Robinsons a...

Princess of Space

Season 3 - Episode 17

A crew led by Captain Kraspo is searching for the missing Princess Alpha. They bring Will aboard their ship who makes them think the Penny m...

Time Merchant

Season 3 - Episode 18

Will is conducting an experiment in a cave and captures a man who claims to be the man who controls time for the entire universe. This ""Ti...

The Promised Planet

Season 3 - Episode 19

The Robot suddenly announces that the Jupiter II is approaching Alpha Centauri. Everyone is suprised, and the ship lands on a planet, where...

Fugitives in Space

Season 3 - Episode 20

Poor Don West is sent to a prison camp.....WITH Dr. Smith! Don and Dr Smith are installing some equiptment, when Dr Smith comes across and ...

Space Beauty

Season 3 - Episode 21

The galactic showman, Farnum B returns as the producer of the Miss Galaxy Beauty Pageant. They want to Judy to be in the contest, she doesn...

The Flaming Planet

Season 3 - Episode 22

Dr. Smith disposes of a plant that has grown out of control, but once outside the plant attaches itself to the Jupiter 2. The plant apparent...

The Great Vegetable Rebellion

Season 3 - Episode 23

Doctor Smith uses the Space Pod to land on a planet that the Jupiter II is passing by. It turns out that the planet has evolved in such a w...

Junkyard in Space

Season 3 - Episode 24

The Jupiter 2 lands on a planet which serves as a junkyard. The Robinson's food supply is dwindling. So Dr. Smith tries to sell the robot an...