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The Best Episodes of Space: 1999

Every episode of Space: 1999 ranked from best to worst. Let's dive into the Best Episodes of Space: 1999!

Binge this in 1d 17h•Peaking at 8.3/10

The crew of Moonbase Alpha must struggle to survive when a massive explosion throws the Moon from orbit into deep space.

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  1. #1 Fan Favorite
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    Space: 1999 Season 1 Episode 8 - Dragon's Domain
    8.3/10(652 votes)

    S1:E8

    In 1996, Tony Cellini commanded a high-profile space mission which ended in disaster. The sole survivor, he told an outrageous tale of a spaceship graveyard and an alien 'dragon' which devoured his crew. Believed by no one, he was left a broken man. Five years later, the truth is revealed when the runaway Moon approaches the same deadly Sargasso in space.

    Director:Charles Crichton
    Writer:Unknown

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  2. Space: 1999 Season 1 Episode 14 - Earthbound
    7.6/10(554 votes)

    S1:E14

    An alien spacecraft crashlands on the Moon, its passengers refugees from a dying world. As their destination is Earth, they generously offer to take one person with them when they depart. The scheming Commissioner Simmonds takes steps to ensure that he is the lucky individual chosen, even if it means destroying Alpha.

    Director:Charles Crichton
    Writer:Anthony Terpiloff

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  3. Space: 1999 Season 1 Episode 1 - Breakaway
    7.4/10(833 votes)

    S1:E1

    In September 1999, John Koenig reports to Earth's Space Research Centre at Moonbase Alpha as its new commander. A strange sickness is killing some of the Moonbase Alpha crew. Commander Koenig's investigation reveals that the source lies at Nuclear Waste Disposal Area 1 caused by excessive magnetic energy fields. The continuous build up of energy shortly causes massive explosion clusters that knocks the moon off orbit into deep space.

    Director:Lee H. Katzin
    Writer:George Bellak

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  4. Space: 1999 Season 1 Episode 6 - Voyager's Return
    7.4/10(492 votes)

    S1:E6

    The automated Earth space probe Voyager One is approaching the Moon. With the radioactive exhaust from its engine certain to extinguish all life on Moonbase, the Alphans try to gain control and shut down the drive. Help comes when the probe's designer is found living on Alpha under an assumed name. However, Voyager is being followed by alien ships seeking revenge.

    Director:Bob Kellett
    Writer:Unknown

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  5. Space: 1999 Season 1 Episode 16 - Another Time, Another Place
    7.4/10(464 votes)

    S1:E16

    After an encounter with a space-time anomaly, the Alphans find their Moon back in the Solar System on a course to re-enter Earth orbit. The celebration ends when it becomes apparent Earth is an inhospitable wasteland. The mystery deepens when they discover a duplicate Moon already in orbit and a duplicate Moonbase Alpha lying empty and deserted.

    Directors:David Tomblin, Bob Kellett
    Writer:Johnny Byrne

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  6. Space: 1999 Season 1 Episode 17 - The Last Sunset
    7.4/10(412 votes)

    S1:E17

    Anonymous alien benfactors provide the wandering Moon with a breathable atmosphere. The Alphans rejoice as they realise they have a wonderful new home in their own backyard. Preparations are made to settle and begin building a new civilisation on the Moon's surface. Koenig is suspicious of the aliens' motives, wondering how long this generous gift will last.

    Director:Charles Crichton
    Writer:Unknown

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    The 20 WORST Episodes of Space: 1999

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  7. Space: 1999 Season 1 Episode 5 - Death's Other Dominion
    7.3/10(526 votes)

    S1:E5

    On a frozen planet, the Alphans encounter shipwrecked humans from a lost expedition. The expatriates from Earth enjoy an idyllic existence: they have been made immortal and have lived there for over 880 years. They invite the Alphans to join them in paradise, but dissidents reveal all is not at it seems, teaching Koenig that immortality comes with a price.

    Director:Charles Crichton
    Writer:Unknown

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  8. Space: 1999 Season 1 Episode 9 - Mission of the Darians
    7.3/10(448 votes)

    S1:E9

    Encountering a derelict spaceship, the Alphans respond to an automated distress signal. On board, they discover what remains of the once-great civilisation of Daria: an elite group which maintains control of the ship and a tribe which has descended into savagery. The Alphans are appalled when they discover what measures the Darians have taken to survive.

    Director:Ray Austin
    Writer:Johnny Byrne

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  9. Space: 1999 Season 1 Episode 12 - End of Eternity
    7.3/10(445 votes)

    S1:E12

    While exploring an asteroid, the Alphans injure an alien trapped within. Bringing him to Alpha, they discover his wounds have completely healed. The indestructible Balor is a scientist whose people had discovered the secret of immortality. Balor is a psychopath, offering a drastic solution to his people's apathy; now freed of the eternal prison, he plans to spend eternity practicing the art of pain and torture, with the Alphans as his subjects.

    Director:Ray Austin
    Writer:Johnny Byrne

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  10. Space: 1999 Season 1 Episode 23 - The Testament of Arkadia
    7.3/10(404 votes)

    S1:E23

    The wandering Moon suddenly changes course and comes to a halt in the vicinity of a dead world. As Alpha's power fails, the only hope for survival is to evacuate to the planet, which was ravaged by a nuclear war in the distant past. Searching for answers, a team is sent to the surface, where they discover the shocking truth of the origin of Mankind.

    Director:David Tomblin
    Writer:Johnny Byrne

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  11. Space: 1999 Season 2 Episode 18 - The Bringers of Wonder (1)
    7.3/10(325 votes)

    S2:E18

    Everyone on Moonbase is electrified by the arrival of a spaceship from earth. Everyone, that is, except Commander Koenig. Where the others see long-lost friends and relatives, he sees hideous aliens, bent on taking over the Moonbase...

    Directors:Tom Clegg, Frank Watts
    Writer:Terrance Dicks

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  12. Space: 1999 Season 2 Episode 19 - The Bringers of Wonder (2)
    7.3/10(301 votes)

    S2:E19

    People from Earth have landed on Moonbase Alpha, promising to take the Alphans back home. Commander Koenig, however, sees not fellow human beings, but aliens, and tries to kill some of them. Horrified, Helena stuns him with a laser gun and later, as he lies unconscious in the Medical Center, Koenig is approached by one of the aliens (for that is what they really are) who tries to smother him...

    Director:Tom Clegg
    Writer:Terence Feely

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  13. Space: 1999 Season 1 Episode 10 - Black Sun
    7.2/10(515 votes)

    S1:E10

    The travelling Moon drifts within range of a black sun. Pulled toward certain destruction by its inescapable gravitational force, the Alphans employ desperate measures to stay alive. As a lifeboat Eagle carries six persons to safety, the Moon plunges into the black sun, with only an experimental forcefield protecting Alpha.

    Directors:Charles Crichton, Lee H. Katzin
    Writer:David Weir

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  14. Space: 1999 Season 1 Episode 24 - The Last Enemy
    7.2/10(379 votes)

    S1:E24

    The Moon approaches a solar system with two planets on opposites sides of its sun. The Alphans are trapped in an interplanetary conflict when warships from both worlds trespass on the Moon to fire missiles at their opponents' planets. After taking in a refugee from a destroyed gunship, the Alphans discover they have drifted into the middle of a literal war of the sexes.

    Director:Bob Kellett
    Writer:Edward di Lorenzo

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  15. Space: 1999 Season 1 Episode 11 - Guardian of Piri
    7.1/10(445 votes)

    S1:E11

    Strange events befuddle the Alphans as they approach the planet Piri. When exploring its lifeless surface, Koenig encounters the seductive servant of the mysterious Guardian of Piri. She offers the wayward Alphans a life of peace and perfection. Realising the deadly truth behind the peace of Piri, Koenig struggles to free his people from the Guardian's influence.

    Director:Charles Crichton
    Writer:Christopher Penfold

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  16. Space: 1999 Season 1 Episode 2 - Force of Life
    7.0/10(620 votes)

    S1:E2

    The body of Anton Zoref is invaded by an unknown life force. The man soon manifests an uncontrollable ability to absorb energy. As the Alphans struggle to understand this mysterious force, Zoref's need becomes insatiable. Driven by instinct, he makes his way to the greatest source of energy on Alpha: the Nuclear Generating Plant.

    Director:David Tomblin
    Writer:Unknown

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  17. Space: 1999 Season 1 Episode 4 - War Games
    7.0/10(492 votes)

    S1:E4

    Approaching an inhabited planet, the Alphans are suddenly pounced upon by warships. In an unprovoked attack, Moonbase Alpha is devastated by Earth-style Hawk fighters. With 128 dead and Alpha unable to sustain life, Koenig and Helena appeal to the aliens for mercy. The aliens proclaim the Earthmen to be an invading virus, with no right to exist.

    Director:Charles Crichton
    Writer:Unknown

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  18. Space: 1999 Season 1 Episode 18 - The Infernal Machine
    7.0/10(379 votes)

    S1:E18

    The Alphans are visited by a bizarre spacecraft, whose request for supplies hides a deeper purpose. The ship, Gwent, is found to be sentient, the attempt of a vain alien genius to live forever. Powerful, unstable and craving companionship, Gwent intends for Koenig, Helena and Bergman to replace its aged, dying creator.

    Director:David Tomblin
    Writer:Unknown

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  19. Space: 1999 Season 1 Episode 3 - Collision Course
    6.9/10(527 votes)

    S1:E3

    The Moon is on a collision course with an enormous planet. On a scouting mission, Koenig encounters Arra, the Queen of Atheria. The aged monarch proclaims the collision is a preordained event and must occur for her people to evolve to a higher plane of existence. Now Koenig must convince his staff to have faith and do nothing in the face of apparent destruction.

    Director:Ray Austin
    Writer:Unknown

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  20. Space: 1999 Season 2 Episode 1 - The Metamorph
    6.9/10(401 votes)

    S2:E1

    An Eagle is sent onto the surface of the planet Psychon, which has titanium, needed for repairs to the Alpha Base. It fails to return and is used by Psychon scientist Mentor as a bait with which to entice other members of the Alphan crew onto the planet. Mentor is building a computer but it will be fuelled by the living brains of humans, and he has his eye on those of the Alphan crew. Fortunately his daughter, the shape-shifting Maya, does not share her father's views and is on the side of the Alphans.

    Director:Charles Crichton
    Writer:Johnny Byrne

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  21. Space: 1999 Season 2 Episode 12 - The AB Chrysalis
    6.9/10(314 votes)

    S2:E12

    The Alphans land on a planet seemingly devoid of any human existence but being run by a group of machines. The machines explain to the visitors that their human overlords are in a state of regeneration but the chief machine, the Guardian,sees the Alphans as posing a threat and it is down to two newly regenerated females known as A and B to decide their fates.

    Director:Val Guest
    Writer:Tony Barwick

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  22. Space: 1999 Season 2 Episode 24 - The Dorcons
    6.8/10(287 votes)

    S2:E24

    The Dorcons -the most powerful race in the galaxy -demand that the Alphans hand Maya over to them. Koenig refuses, until Moonbase Alpha is savagely attacked and invaded! Then, having let them take Maya he makes a desperate attempt to save her....

    Director:Tom Clegg
    Writer:Johnny Byrne

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  23. Space: 1999 Season 2 Episode 11 - Seed of Destruction
    6.7/10(290 votes)

    S2:E11

    Whilst he is exploring an asteroid Koenig is taken over by an alien race known as the Kalthon, who replace him with an exact double. In consequence every action ordered by the fake Koenig is solely for the benefit of the Kalthon and to the detriment of the welfare of the Alphans. Helena realizes that something is wrong when 'Koenig' is cold to the touch and needs to convince the other crew members.

    Director:Kevin Connor
    Writer:John Goldsmith

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  24. Space: 1999 Season 2 Episode 21 - Dorzak
    6.7/10(287 votes)

    S2:E21

    A spaceship arrives on Moonbase Alpha carrying a prisoner, whom Maya is astonished to learn is Dorzak, a survivor from her planet, Psychon. But can he, a man of peace, really be guilty of the crimes of violence for which he is being exiled?

    Director:Val Guest
    Writer:Christopher Penfold

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  25. Space: 1999 Season 2 Episode 23 - The Immunity Syndrome
    6.7/10(278 votes)

    S2:E23

    The arrival of the Alphans on another planet seems to cause a change in its atmosphere, setting off pollution and poisoning of the water. They meet Zoran, the sole survivor of the last exploratory force, who tells them that the planet is controlled by an immortal being - with whom Koenig must parley if he and his crew are to leave the planet alive.

    Director:Bob Brooks
    Writer:Johnny Byrne

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Best Episodes Summary

"Dragon's Domain" is the best rated episode of "Space: 1999". It scored 8.3/10 based on 652 votes. Directed by Charles Crichton and written by Unknown, it aired on 10/23/1975. This episode scored 0.7 points higher than the second highest rated, "Earthbound".