Space: 1999 backdrop
Sci-Fi & Fantasy

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 8.7/10

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

Airs on
ITV1
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons2

All12

Episode Rankings

  1. #1 Fan Favorite
    Click to reveal
    Space: 1999 Season 1 Episode 24 - The Last Enemy
    8.7/10(3 votes)

    #1 - The Last Enemy

    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

    Be the first to start the conversation for this episode

  2. Space: 1999 Season 1 Episode 8 - Dragon's Domain
    8.3/10(4 votes)

    #2 - Dragon's Domain

    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

    Be the first to start the conversation for this episode

  3. Space: 1999 Season 1 Episode 6 - Voyager's Return
    8.0/10(4 votes)

    #3 - Voyager's Return

    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

    Be the first to start the conversation for this episode

  4. Space: 1999 Season 1 Episode 23 - The Testament of Arkadia
    8.0/10(3 votes)

    #4 - The Testament of Arkadia

    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

    Be the first to start the conversation for this episode

  5. Space: 1999 Season 2 Episode 17 - The Lambda Factor
    7.7/10(3 votes)

    #5 - The Lambda Factor

    S2:E17

    A pretty, young Alpha technician dies a horrible and unexplained death. Dr. Russell's experiments reveal that one of the crew is possessed of paranormal mental powers and is trying to take control of Moonbase Alpha....

    Director:Charles Crichton
    Writer:Terrance Dicks

    Be the first to start the conversation for this episode

  6. Space: 1999 Season 1 Episode 1 - Breakaway
    7.6/10(8 votes)

    #6 - Breakaway

    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

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 WORST Episodes of Space: 1999

    READ
  7. Space: 1999 Season 2 Episode 12 - The AB Chrysalis
    7.3/10(3 votes)

    #7 - The AB Chrysalis

    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

    Be the first to start the conversation for this episode

  8. Space: 1999 Season 2 Episode 23 - The Immunity Syndrome
    7.3/10(3 votes)

    #8 - The Immunity Syndrome

    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

    Be the first to start the conversation for this episode

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

    #9 - War Games

    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

    Be the first to start the conversation for this episode

  10. Space: 1999 Season 1 Episode 16 - Another Time, Another Place
    7.0/10(4 votes)

    #10 - Another Time, Another Place

    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

    Be the first to start the conversation for this episode

  11. Space: 1999 Season 1 Episode 17 - The Last Sunset
    7.0/10(3 votes)

    #11 - The Last Sunset

    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

    Be the first to start the conversation for this episode

  12. Space: 1999 Season 2 Episode 1 - The Metamorph
    7.0/10(3 votes)

    #12 - The Metamorph

    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

    Be the first to start the conversation for this episode

  13. Space: 1999 Season 2 Episode 14 - Space Warp
    7.0/10(3 votes)

    #13 - Space Warp

    S2:E14

    Koenig and Verdeschi are sucked into a space warp. A feverish Maya is stricken with a fever that causes her to transform into a repulsive space monster.

    Director:Peter Medak
    Writer:Fred Freiberger

    Be the first to start the conversation for this episode

  14. Space: 1999 Season 2 Episode 21 - Dorzak
    7.0/10(3 votes)

    #14 - Dorzak

    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

    Be the first to start the conversation for this episode

  15. Space: 1999 Season 1 Episode 5 - Death's Other Dominion
    6.8/10(4 votes)

    #15 - Death's Other Dominion

    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

    Be the first to start the conversation for this episode

  16. Space: 1999 Season 1 Episode 11 - Guardian of Piri
    6.8/10(4 votes)

    #16 - Guardian of Piri

    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

    Be the first to start the conversation for this episode

  17. Space: 1999 Season 1 Episode 12 - End of Eternity
    6.7/10(3 votes)

    #17 - End of Eternity

    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

    Be the first to start the conversation for this episode

  18. Space: 1999 Season 1 Episode 18 - The Infernal Machine
    6.7/10(3 votes)

    #18 - The Infernal Machine

    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

    Be the first to start the conversation for this episode

  19. Space: 1999 Season 2 Episode 2 - The Exiles
    6.7/10(3 votes)

    #19 - The Exiles

    S2:E2

    With Maya now a crew member the Alphans discover a young couple called Cantor and Zova who have been in suspended animation for some while. They claim that they are exiles from the planet Golos, following an invasion, and ask for the help of Alphan crew members to restore the planet to them. Helena and Tony accompany them to the planet Golos, where it is apparent that they are not the young innocents they appeared to be.

    Director:Ray Austin
    Writer:Donald James

    Be the first to start the conversation for this episode

  20. Space: 1999 Season 2 Episode 15 - A Matter of Balance
    6.7/10(3 votes)

    #20 - A Matter of Balance

    S2:E15

    Several crew members explore the planet Sunin, including botanist Shermeen Williams, who appears to have visionary gifts. She links up with an alien, called Vindrus, who wants her help in transferring his body and that of his race, into solid matter, giving them proper human form so that they can join the universe as real matter. However, for every one of his race made flesh, an Alphan must lose their matter.

    Director:Charles Crichton
    Writers:Jane Baker, Philip Baker

    Be the first to start the conversation for this episode

  21. Space: 1999 Season 2 Episode 16 - The Beta Cloud
    6.7/10(3 votes)

    #21 - The Beta Cloud

    S2:E16

    A strange cloud drifts over the base and causes most of the crew to be stricken with illness. A monster, the 'cloud creature' appears out of the cloud and runs amok on the base. A voice from the cloud explains its purpose. The base must give up its life support in order to prevent the cloud from dying. With most of the crew indisposed through illness, it is down to Maya to employ her shape-shifting skills to beat the creature.

    Director:Robert Lynn
    Writer:Fred Freiberger

    Be the first to start the conversation for this episode

  22. Space: 1999 Season 1 Episode 10 - Black Sun
    6.6/10(5 votes)

    #22 - Black Sun

    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

    Be the first to start the conversation for this episode

  23. Space: 1999 Season 1 Episode 14 - Earthbound
    6.5/10(4 votes)

    #23 - Earthbound

    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

    Be the first to start the conversation for this episode

  24. Space: 1999 Season 1 Episode 3 - Collision Course
    6.4/10(6 votes)

    #24 - Collision Course

    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

    Be the first to start the conversation for this episode

  25. Space: 1999 Season 2 Episode 11 - Seed of Destruction
    6.3/10(3 votes)

    #25 - Seed of Destruction

    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

    Be the first to start the conversation for this episode

Best Episodes Summary

"The Last Enemy" is the best rated episode of "Space: 1999". It scored 8.7/10 based on 3 votes. Directed by Bob Kellett and written by Edward di Lorenzo, it aired on 2/19/1976. This episode scored 0.4 points higher than the second highest rated, "Dragon's Domain".