The Worst Episodes of Lost in Space

#1 Worst Episode
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4.6/10(250 votes)
#1 - Mutiny in Space
S2:E192/1/1967
Dr. Smith's finds an alien ship and wants to use it to get back to earth, but he doesn't count for the owner of the ship admiral zahik to turn up and wreck his plans.
Director:Don Richardson
Writer:Peter Packer
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Director:Don Richardson
Writer:Peter Packer
4.8/10(290 votes)
#2 - The Questing Beast
S2:E171/11/1967
Will and Dr Smith are confronted by a knight, who says he is on a quest to seek out and destroy the beast Gundemar. Penny, meanwhile, meets Gundemar and befriends her. Will becomes the pageboy of the knight. When it is discovered that the beast is woman, the knight is unsure whether he can still kill it, leading him to question his life's future.
Director:Don Richardson
Writer:Carey Wilber
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Director:Don Richardson
Writer:Carey Wilber
4.8/10(255 votes)
#3 - The Space Vikings
S2:E202/8/1967
A storm looms up and the two gloves of Thor appear from space and straight into the waiting hands of Dr. Smith. Then are then taken away to see the real Thor who will decide there fate.
Director:Ezra Stone
Writer:Margaret Brookman Hill
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Director:Ezra Stone
Writer:Margaret Brookman Hill
5.2/10(301 votes)
#4 - The Great Vegetable Rebellion
S3:E232/28/1968
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 way that plants are the highest form of life, and some of them are quite intelligent. One of these plants, a large carrot, captures Smith and tries to change him into a plant. The Jupiter II lands and the Robinsons and West come to Smith's rescue, only to be captured themselves. Eventually they thwart the plant creature and make their escape.
Director:Don Richardson
Writer:Peter Packer
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Director:Don Richardson
Writer:Peter Packer
5.3/10(233 votes)
#5 - Castles in Space
S3:E1412/20/1967
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 princess. the robot then comes up with a idea to save the day.
Director:Sobey Martin
Writer:Peter Packer
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Director:Sobey Martin
Writer:Peter Packer
5.5/10(224 votes)
#6 - Princess of Space
S3:E171/10/1968
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 might be there princess, because of this the train Penny to be the future ruler of there planet.
Director:Don Richardson
Writer:Jackson Gillis
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Director:Don Richardson
Writer:Jackson Gillis

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5.6/10(272 votes)
#7 - The Girl From the Green Dimension
S2:E161/4/1967
Athena the girl from the green dimension who hypnotised Dr Smith during thier space flight arrives on the planet. She still is in love with Dr Smith, which he uses to bribe her to help him see the future. However, he promises to go back to the green dimension with him, and when Athena's previous suitor arrives and turns Will green, Dr Smith must find a way to save himself and Will. Urso, Athena's suitor challenges Dr Smith for the lady, customary in the Green Dimension, and after seeing the future, Dr Smith fears the worst. Athena realises he cannot be with her, and leaves with Urso, but not before Urso restores Will's colour.
Director:Nathan Juran
Writer:Peter Packer
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Director:Nathan Juran
Writer:Peter Packer
5.7/10(249 votes)
#8 - The Toymaker
S2:E181/25/1967
Dr Smith discovers another Android Machine, in the middle of a dangerous fisher. When he tries to order something, he is trapped inside the machine. Later when Will tries to get him out, he too is sucked in. Zumdish arrives on the planet in order to destroy the faulty, forgotten machine. Meanwhile Will and Dr Smith discover the magical Toymaker's world, as they are mistekn for toys. They later discover they are close to earth. Will they return to Earth, be blown up, or Will Professor Robinson and the Robot be able to save them.
Director:Robert Douglas
Writers:Bob Duncan, Wanda Duncan
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Director:Robert Douglas
Writers:Bob Duncan, Wanda Duncan
5.7/10(227 votes)
#9 - Space Beauty
S3:E212/14/1968
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't want to but Dr. Smith for forges her name and the fun begins.
Director:Irving J. Moore
Writer:Jackson Gillis
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Director:Irving J. Moore
Writer:Jackson Gillis
5.8/10(233 votes)
#10 - Rocket to Earth
S2:E212/15/1967
The crew are outside playing ball when a magician called Zalto. Dr. Smith uses Zalto to conjure up a space ship so he can use it to get back to earth.
Director:Don Richardson
Writer:Barney Slater
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Director:Don Richardson
Writer:Barney Slater
5.8/10(233 votes)
#11 - A Day at the Zoo
S3:E1211/29/1967
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 zoo, were she will be puton show, meanwhile Dr. Smith tries to take over the zoo.
Director:Irving J. Moore
Writer:Jackson Gillis
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Director:Irving J. Moore
Writer:Jackson Gillis
5.8/10(231 votes)
#12 - Two Weeks in Space
S3:E1312/13/1967
Two aliens, who are actually intergalactic bank robbers, transform themselves into Earthlings. They revive a man named Zumdish who operates a tour agency and they pretend to be his clients. The Robinson's head off and Dr. Smith is left alone, Smith's decides to turn the ship into a hotel and doesn't realize how dangerous his guests are.
Director:Don Richardson
Writer:Robert Hamner
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Director:Don Richardson
Writer:Robert Hamner
5.8/10(231 votes)
#13 - Junkyard in Space
S3:E243/6/1968
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 and the ship in order to get food. Can Dr.Smith be stopped?
Director:Ezra Stone
Writer:Barney Slater
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Director:Ezra Stone
Writer:Barney Slater
5.9/10(269 votes)
#14 - West of Mars
S2:E1111/11/1966
Dr Smith is confronted by an identical look-alike called Zeno, who is on the run from the law. Zeno makes him trade places and Dr Smith, out of fear confesses to Zeno's crimes. He is arrested and he and Will taken away to appear in court. Will the real Zeno be caught before Dr Smith is boiled in oil?
Director:Nathan Juran
Writer:Michael Fessier
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Director:Nathan Juran
Writer:Michael Fessier
5.9/10(246 votes)
#15 - Collision of Planets
S3:E911/8/1967
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 Robinson's and Dr. Smith to stop them or they will all be doomed.
Director:Don Richardson
Writer:Peter Packer
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Director:Don Richardson
Writer:Peter Packer
6.1/10(263 votes)
#16 - The Curse of Cousin Smith
S2:E1011/16/1966
When Dr Smith's cousin Jeremiah Smith arrives on the planet, everyone welcomes him, except Dr Smith. Dr Smith alienates himself from the family, and refuses to return until his cousin leaves. It is later discovered that Jeremiah's reaosns for being on the planet are far deadlier than anyone imagined.
Director:Jus Addiss
Writer:Barney Slater
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Director:Jus Addiss
Writer:Barney Slater
6.2/10(267 votes)
#17 - The Thief from Outer Space
S2:E911/9/1966
A person know as ' the thief from outer space' appears in a puff of smoke, will agrees help help him rescue a princess who was lost more than 200 years ago by evil vizier.
Director:Sobey Martin
Writer:Jackson Gillis
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Director:Sobey Martin
Writer:Jackson Gillis
6.2/10(265 votes)
#18 - Space Circus
S2:E510/12/1966
The Space Family Robinson go through a food crisis when their plant purifier breaks down. Will and Dr Smith discover a travelling show of circus people, and Will is later tricked in to agreeing to join. It's a race against time for the Robinsons to save will, and keep themselves alive.
Director:Harry Harris
Writers:Bob Duncan, Wanda Duncan
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Director:Harry Harris
Writers:Bob Duncan, Wanda Duncan
6.2/10(224 votes)
#19 - Treasure of the Lost Planet
S2:E233/1/1967
Alonzo P. Tucker returns, this time more in keeping with the pirate character he tried to create in his first appearance. This time Tucker is searching for Billy Bones' treasure, and is using the head of Billy Bones, which is kept in a box, to help him find it. He has three cutthroats with him, and he has to find the treasure and keep the cutthroats from endangering the Robinsons. Tucker's robotic bird is back again, and continues to torment the robot.
Director:Harry Harris
Writer:Carey Wilber
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Director:Harry Harris
Writer:Carey Wilber
6.2/10(195 votes)
#20 - The Flaming Planet
S3:E222/21/1968
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 apparently believe that Dr. Smith is its mother, meanwhile the ship is attached by a brave space warrior.
Director:Don Richardson
Writer:Barney Slater
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Director:Don Richardson
Writer:Barney Slater
6.4/10(255 votes)
#21 - The Haunted Lighthouse
S3:E710/18/1967
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 meet a strange ship, which turns out to be an earth ""lighthouse"" for lost ships. Thinking this ship will help them with extra fuel and star charts they celebrate, however when J-5 learns that they don't have enough fuel to take him home, he angrily sets about to destroy them all with a creation of his imagination. J-5 begins a new life at the lighthouse, and the Robinson's leave in the knowledge he will be looked after by the kindly, old lighthousekeeper.
Director:Sobey Martin
Writer:Jackson Gillis
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Director:Sobey Martin
Writer:Jackson Gillis
6.4/10(251 votes)
#22 - The Deadly Games of Gamma 6
S2:E811/2/1966
When a troope of Galactic Gladiators arrive on the planet, they challenge Professor Robinson to a duel, which will be aired all of the galaxy. John declines saying he isn't interested in physical combat. Dr Smith takes up the offer when he makes a deal that if he wins, he will be returned to Earth. Unbeknownst to him, if he loses, which is a near-certanty, Earth will be destroyed.
Directors:Nathan Juran, Harry Harris
Writer:Barney Slater
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Directors:Nathan Juran, Harry Harris
Writer:Barney Slater
6.4/10(210 votes)
#23 - Deadliest of the Species
S3:E1111/22/1967
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 Jupiter Two. Meanwhile, the Robot meets and falls in love with this evil, female Robot. She tries to turn the Robot bad, but ultimately, is defeated by the Robot and the Robinsons, but not before wreaking havoc over the planet.
Director:Don Richardson
Writer:Robert Hamner
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Director:Don Richardson
Writer:Robert Hamner
6.5/10(316 votes)
#24 - The Space Croppers
S1:E253/30/1966
The Beverly Hillbillies move to Priplanis. One of the aliens turns into a werewolf at night. The leader is a articulent female which Smith tries to court so he may have transportation back to earth. Don falls for the sexy alien daughter.
Director:Sobey Martin
Writer:Peter Packer
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Director:Sobey Martin
Writer:Peter Packer
6.5/10(309 votes)
#25 - The Sky Pirate
S1:E181/26/1966
The Robinsons meet a space traveler who turns out to be an Earth man, Alonzo P. Tucker, who was abducted from Punxsutawney, Pennsylvania, by aliens, in 1876. Tucker befriends Will by telling tall tales about being a pirate, but it turns out that he is only an ordinary man being pursued by aliens because he has stolen a mind reading device from them. Tucker returns the mind reading device to his alien pursuers, saving the Robinsons in the process.
Director:Sobey Martin
Writer:Carey Wilber
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Director:Sobey Martin
Writer:Carey Wilber