The BEST Episodes of Space: 1999
Every episode ever - ranked by fan votes!
Last Updated: Sep 19, 2021
Network: ITV
It's 1999 and Moonbase Alpha has been built on the Moon to safeguard the nuclear waste shipped from Earth. On September 13, 1999, disaster strikes and the nuclear waste explodes causing a chain reaction that hurls the Moon out of Earth's orbit and into deep space. The adventures of Space: 1999 begin.
#1 - The Last Sunset
Season 1 - Episode 17 - Aired Jan 1, 1976
When the moon approaches a possibly habitable planet, probes launched from the planet miraculously give the moon full gravity and atmosphere. However, the new gifts also have a dark side, causing Eagle crashes and making Paul delusional.
7.94 
#2 - Dragon's Domain
Season 1 - Episode 8 - Aired Oct 23, 1975
The Alphans encounter an eerie graveyard of lost spaceships that may be the result of encounters with a deadly monster in outer space. Is the threat real or imagined? Koenig must determine the truth before it may be too late....
7.94 
#3 - Another Time, Another Place
Season 1 - Episode 16 - Aired Dec 18, 1975
The people of Alpha are faced with a very strange phenomenon as they find themselves copied and encounter their future selves on Earth. The unspoken question is how long will this last and what does it mean for the Alphans..?
7.93 
#4 - Force of Life
Season 1 - Episode 2 - Aired Sep 11, 1975
A terrifying force from Outer Space brings freezing death to Alpha personnel. One man has been chosen as the instrument of destruction.
7.54 
#5 - Death's Other Dominion
Season 1 - Episode 5 - Aired Oct 2, 1975
Commander Koenig and his colleagues speed through space and time into a chilling world of ice. However, once there, they encounter people who appear to be former inhabitants of earth stranded there when their expedition crashed on the planet they call Ultima Thule.
7.53 
#6 - Collision Course
Season 1 - Episode 3 - Aired Sep 18, 1975
Commander Koenig encounter a woman named Arra, who is older than Earth itself but breathtakingly beautiful as well. Is it destiny that the two met or something more? It all happens when the Moon is on a collision course with a planet many times its size.
7.50 
#7 - Voyager's Return
Season 1 - Episode 6 - Aired Oct 9, 1975
Grim danger emerges from the past as Alpha is threatened with destruction from an unmanned spacecraft. The ship was sent up from Earth many years earlier with tragedy in its wake. If this threat wasn't enough, victims from outer space threaten revenge.
7.46 
#8 - War Games
Season 1 - Episode 4 - Aired Sep 25, 1975
Moonbase Alpha finds itself at war with an unnamed planet. The outcome is disastrous. Everything is wrecked. But can there be a future for the survivors on the aggressor planet?
7.41 
#9 - Guardian of Piri
Season 1 - Episode 11 - Aired Nov 13, 1975
A mysterious power from an alien planet takes control of Alpha with the intent of luring its inhabitants to a paradise of eternal peace but also a place of living death. Commander Koenig is the only one capable of saving the Alphans from a terrible fate.
7.41 
#10 - Breakaway
Season 1 - Episode 1 - Aired Sep 4, 1975
Suspected radiation from nuclear waste containers threatens a deep space probe from Earth's space research center on the moon. It is a prologue to disaster and mankind's most fantastic adventure.
7.39 
#11 - Space Brain
Season 1 - Episode 21 - Aired Jan 29, 1976
The Alphans encounter an intangible mass as the moon heads though space and it could spell disaster for them. The energy field seems to have a strange and frightening power that Koenig and the others try to figure out before it's too late.
7.35 
#12 - Matter of Life and Death
Season 1 - Episode 13 - Aired Nov 27, 1975
Dr. Russell's long-lost husband, Lee, appears on an Eagle returning from an Earth-like planet. He warns that the planet is not for them and that a power greater than they can understand will destroy them if they go there. Koenig must decide whether to listen to Lee's warning or evacuate the Moon before it's too late.
7.32 
#13 - The Infernal Machine
Season 1 - Episode 18 - Aired Jan 8, 1976
The people of moonbase Alpha encounter something that is unlike anything they have encountered before:a machine that is alive and sentinent.
7.29 
#14 - Alpha Child
Season 1 - Episode 7 - Aired Oct 16, 1975
The first baby is born on the moon and brings great joy for the first time in a long while to theAlphans. However, terrifying events follow with an outer space battle between spaceships that could decide the fates of hundreds.
7.23 
#15 - End of Eternity
Season 1 - Episode 12 - Aired Nov 20, 1975
A terrifying power is unknowingly freed by the Alphans when they free a killer that seemingly can't be killed. How can Koenig and the others stop a psychopath that is virtually immortal?
7.23 
#16 - The Last Enemy
Season 1 - Episode 24 - Aired Feb 19, 1976
In a solar system where two hostile planets are always on opposite sides of their sun, one planet uses the wandering Moon as a gun platform, putting Alpha in the middle of a never-ending war.
7.20 
#17 - The Testament of Arkadia
Season 1 - Episode 23 - Aired Feb 12, 1976
In distant outer space, the Moon's random careening comes to a sudden halt as the Alphans discover what looks to be origins of life on Earth itself. Could this discovery spell the end of the Moon or the beginning of a new life for the Alphans?
7.14 
#18 - The Bringers of Wonder (1)
Season 2 - Episode 18 - Aired Aug 4, 1977
A faster-than-light Super Swift ship arrives at Alpha, bringing friends and relatives and raising hopes that they will all be able to go home soon. But Koenig, recuperating from a brain injury, sees only hideous aliens in the visitors.
7.12 
#19 - Mission of the Darians
Season 1 - Episode 9 - Aired Oct 30, 1975
A call for help reaches Moonbase Alpha from the survivors of a dying world. The world is one that has been flying through space for 900 years with contrasting inhabitants. Some have never changed while others have reverted to barbarism. Does this new planet represent hope to the Alphans or something potentially dangerous?
7.05 
#20 - Dorzak
Season 2 - Episode 21 - Aired Aug 25, 1977
An alien space ship approaches Alpha asking for emergency assistance upon contact. They discover that they are a prison transport ship carrying a prisoner called Dorzak to life in prison on an asteroid. However, Maya knew Dorzak and claims he is a poet and not a mass murderer and releases him.
7.02 
#21 - The Troubled Spirit
Season 1 - Episode 22 - Aired Feb 5, 1976
The Alphans find themselves encountering the ghost of a man who is still alive with horror and death being the result. Can Koenig stop the apparation or is the moonbase doomed?
6.99 
#22 - Black Sun
Season 1 - Episode 10 - Aired Nov 6, 1975
The moon base personnel find themselves on a collision course with an asteroid. However, the asteroid is deflected by a greater threat: an all-devouring black sun that will destroy Alpha unless things changes rapidly.
6.95 
#23 - Missing Link
Season 1 - Episode 20 - Aired Jan 22, 1976
Commander Koenig finds himself in another world and another time. It is a world of light and beauty. He has to choose between life back again among his companions on the moon and the love of a beautiful girl. Love is the only weapon he can use...
6.93 
#24 - Earthbound
Season 1 - Episode 14 - Aired Dec 4, 1975
People originating from a dying planet land on the moon and tell the Alphans that their spacecraft has been programmed to take them to Earth. With room on their ship to take one of the base's personnel, Koenig faces a dramatic decision..
6.87 
#25 - The Metamorph
Season 2 - Episode 1 - Aired Sep 4, 1976
Alpha needs titanium to repair its life support system and traces of it are located on the planet Psychon that is near to the moon. However, Koenig and the others soon learn of a sinister mining operation operating beneath Psychon's surface and what it may spell for the Alphans.
6.79