Space: 1999 (1975)

Adventure · Drama · Sci-Fi

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

IMDb rating: 7.3 (10,653 votes)
Episode average: 6.6 -0.7 vs IMDb
Seasons: 2
Streaming (US): Amazon Prime Video · Peacock
Language: EN
Type: TV series

Declining trajectory: each season no better than the last. Rising Shows ranks whole shows by the shape of their rating trend rather than one average score, which is how you find a show that got better rather than a show that started well. See every Declining show in the explorer →

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Ratings refreshed Oct 3, 2026 · 2 seasons indexed

Cast

Seasons

Season 1 (1975)

6.98 avg 24 episodes 7.4 → 7.2 59 min avg

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	Breakaway	7.4	821
2	Force of Life	7.0	610
3	Collision Course	6.9	520
4	War Games	7.0	486
5	Death's Other Dominion	7.3	521
6	Voyager's Return	7.4	486
7	Alpha Child	6.6	452
8	Dragon's Domain	8.3	645
9	Mission of the Darians	7.3	440
10	Black Sun	7.2	508
11	Guardian of Piri	7.1	440
12	End of Eternity	7.3	439
13	Matter of Life and Death	6.4	455
14	Earthbound	7.6	548
15	The Full Circle	5.3	430
16	Another Time, Another Place	7.5	459
17	The Last Sunset	7.4	408
18	The Infernal Machine	7.0	374
19	Ring Around the Moon	6.1	390
20	Missing Link	6.1	407
21	Space Brain	6.2	362
22	The Troubled Spirit	6.6	358
23	The Testament of Arkadia	7.3	398
24	The Last Enemy	7.2	374

Season 2 (1976)

6.30 avg 24 episodes 6.9 → 6.8 59 min avg

Rollercoaster

Season 2 episodes - IMDb ratings
#	Title	Rating	Votes
1	The Metamorph	6.9	396
2	The Exiles	6.5	330
3	Journey to Where	6.6	320
4	One Moment of Humanity	6.3	319
5	Brian the Brain	5.9	309
6	New Adam New Eve	6.0	298
7	The Mark of Archanon	5.9	294
8	The Rules of Luton	5.3	319
9	All That Glisters	5.7	290
10	The Taybor	5.5	292
11	Seed of Destruction	6.7	286
12	The AB Chrysalis	6.9	310
13	Catacombs of the Moon	5.3	282
14	Space Warp	5.9	280
15	A Matter of Balance	6.1	273
16	The Beta Cloud	6.2	287
17	The Lambda Factor	6.5	266
18	The Bringers of Wonder: Part 1	7.3	320
19	The Bringers of Wonder: Part 2	7.3	296
20	The Seance Spectre	5.9	264
21	Dorzak	6.7	283
22	Devil's Planet	6.3	282
23	The Immunity Syndrome	6.7	274
24	The Dorcons	6.8	282

Space: 1999 (1975)

Cast

Seasons

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