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24 episodes
1. Breakaway
The date is September 9th, 1999 and Commander John Koenig arrives at Moonbase Alpha to supervise a manned probe mission to the newly discovered planet Meta.
50min
Sep 20, 1975
2. Force of Life
A wandering energy force inhabits the body of Alpha technician Anton Zoref, turning him into an energy absorbing being.
50min
Oct 5, 1975
3. Collision Course
After destroying an asteroid on a collision course with the moon, an even larger obstacle appears - an entire planet! On a recon mission, John Koenig encounters an inhabitant who convinces him- on the basis of faith- that the moon and the planet must collide. But no one else supports Koenig's stand.
50min
Sep 29, 1975
4. War Games
Moonbase Alpha is attacked and devastated by warships from a nearby planet. With half of its population dead Alpha can no longer survive. Commander Koenig and Dr. Russel go to the alien world to plead for the survivors, but the inhabitants wish no one to disturb their serene existence.
50min
Sep 15, 1975
5. Deaths Other Dominion
On the ice world of Ultima Thule the Alphans encounter members of lost earth expedition who have achieved immortality- but at a price!
50min
Sep 22, 1975
6. Voyagers Return
The Alphans encounter the Voyager space probe that has been wandering the cosmos propelled by the Queller drive- a faulty engine system. Following the probe is a fleet of alien ships from a world devastated by the drive.
50min
Nov 23, 1975
7. Alpha Child
The Alphans' joy turns to horror when the first child born on the Alpha matures into a five year old in a matter of hours. This is only a prelude to the arrival of formless alien fugitives- who plan to inhabit Alpha's population.
50min
Oct 12, 1975
8. Dragons Domain
A macabre monster in outer space, an eerie graveyard of lost spaceships. Are they real or imagined? Years of mental torment reach a terrifying climax for Tony Cellini.
50min
Oct 26, 1975
9. Mission of The Darians
A call for help from the survivors of a dying world, an incredible world that has been flying through space for 900 years, with contrasting inhabitants.
50min
Nov 2, 1975
10. Black Sun
Terror in Outer Space confronts the breakaway moon personnel when on a collision course with an asteroid which suddenly burns out and becomes all-devouring "black sun".
50min
Nov 9, 1975
11. Guardian of Peri
Contact is made with the planet Piri, where the main computer created an idyllic life that led to extinction of its population through apathy. Now John Koenig must fight to save Alpha as his people fall under the same fate.
52min
Oct 21, 1975
12. End of Eternity
While exploring a cavern in an asteroid, the Alphans release Balor, a sadistic alien who has achieved immortality.
50min
Nov 16, 1975
13. A Matter of Life and Death
A man returns from the dead and promise of a new civilization on a planet resembling earth opens for those stranded on the runaway moon. But there is drama ahead.
50min
Nov 30, 1975
14. Earthbound
Kaldorians, representatives from a dying planet crash land on the moon.
50min
Jan 18, 1976
15. The Full Circle
The centuries roll back for the occupants of the moon through a time warp of 40,000 years to the Stone Age and meeting up with themselves as cavemen.
50min
Dec 14, 1975
16. Another Time, Another place
After the moon emerges from a space warp, Moonbase Alpha operative Regina Kesslann suffers delusions that she is married to Eagle pilot Alan Carter, that he and Commander Koenig are dead and that she's living on a planet.
50min
Dec 21, 1975
17. The Last Sunset
As the Alphans are planning to explore the planet Ariel, a 'missile' attaches itself to the en route Eagle. Upon returning to Alpha, the 'missile' gives the Alphans a lunar atmosphere. But the joy at the possibility of making a new world out of the Moon is short lived, as the moon does not enter orbit around the planet or its sun, and Alpha faces destruction from the newly acquired lunar air.
50min
Jan 18, 1976
18. The Inhernal Machine
The Alphans encounter Delmer Plebus Powells Gwent, a huge spacecraft which defies aerodynamics and is an extension of Gwent's genius and ego.
50min
Dec 28, 1975
19. Ring Around The Moon
Maintenance technician Fred Clifford is possessed by an eerie yellow glow, which ultimately kills him. It transpires that it is coming from a planet called Triton, which captures the Alphans and insists that Helena should become the Eyes of Triton. Before long she is acting just as Fred Clifford did before his death.
50min
Jan 4, 1976
20. Missing Link
After Commander Koening's Eagle crashes on the planet Zenno, his soul is captured and scrutinized by a resident alien, due to the fact that we humans appear to be their missing link.
50min
Jan 11, 1976
21. Space Brain
Alpha encounters an intangible mass as it heads though space and towards disaster.
50min
Jan 25, 1976
22. The Troubled Spirit
A ghost stalks the moon - the ghost of a living man - bringing horror and death in its wake.
50min
Feb 1, 1976
23. The Testament of Arkadia
Is it the end for the Moon - or the beginning of a new life? In far-off outer space are found the origins of life on Earth itself as the Moon's random progress comes to a sudden, inexplicable halt.
50min
Feb 8, 1976
24. The Last Enemy
Moonbase Alpha finds itself caught up in war between two planets - and the wiles of a beautiful women.
50min
Feb 15, 1976






































