Sci-Fi & Fantasy Movies & TV Shows Online Free

Stream the best Sci-Fi & Fantasy movies and TV shows free on 123Movies in HD. Browse 1,201 Sci-Fi & Fantasy titles — no signup, no subscription required. Updated daily with the newest Sci-Fi & Fantasy releases.

Ben 10 - Season 4 Eps13
Ben 10 - Season 4 Action & Adventure, Animation
The Man from U.N.C.L.E. - Season 4 Eps16
The Man from U.N.C.L.E. - Season 4 Action & Adventure, Comedy
Bitten - Season 3 Eps10
Bitten - Season 3 Drama, Sci-Fi & Fantasy
Sanctuary - Season 4 Eps13
Sanctuary - Season 4 Action & Adventure, Sci-Fi & Fantasy
Dominion - Season 2 Eps13
Dominion - Season 2 Drama, Sci-Fi & Fantasy
Now Apocalypse - Season 1 Eps10
Now Apocalypse - Season 1 Comedy, Sci-Fi & Fantasy
Mighty Med - Season 2 Eps22
Mighty Med - Season 2 Comedy, Kids
The Pretender - Season 4 Eps20
The Pretender - Season 4 Drama, Mystery
Krypton - Season 2 Eps10
Krypton - Season 2 Action & Adventure, Drama
Beauty and the Beast - Season 3 Eps12
Beauty and the Beast - Season 3 Crime, Drama
The Worst Witch - Season 4 Eps13
The Worst Witch - Season 4 Kids, Mystery
Being Human - Season 5 Eps6
Being Human - Season 5 Action & Adventure, Drama
Hercules: The Legendary Journeys - Season 6 Eps8
Hercules: The Legendary Journeys - Season 6 Action & Adventure, Drama
Star vs. the Forces of Evil - Season 4 Eps37
Star vs. the Forces of Evil - Season 4 Action & Adventure, Animation
Lab Rats - Season 4 Eps24
Lab Rats - Season 4 Comedy, Kids
Star Wars Resistance - Season 2 Eps18
Star Wars Resistance - Season 2 Action & Adventure, Animation
Stargate Atlantis - Season 5 Eps20
Stargate Atlantis - Season 5 Action & Adventure, Drama
Doctor Who - Season 26 Eps14
Doctor Who - Season 26 Action & Adventure, Drama
War of the Worlds - Season 3 Eps8
War of the Worlds - Season 3 Drama, Sci-Fi & Fantasy
Mr. Mercedes - Season 3 Eps10
Mr. Mercedes - Season 3 Drama, Mystery
Final Space - Season 3 Eps13
Final Space - Season 3 Action & Adventure, Animation
The Protector - Season 4 Eps7
The Protector - Season 4 Action & Adventure, Sci-Fi & Fantasy
iZombie - Season 5 Eps13
iZombie - Season 5 Crime, Drama
The Last Ship - Season 5 Eps10
The Last Ship - Season 5 Action & Adventure, Drama

Frequently Asked Questions

What are the best Sci-Fi & Fantasy movies on 123Movies?

Browse the grid below — titles are sorted by popularity and rating. Use the Filter to narrow by year, country, or sub-genre.

Are new Sci-Fi & Fantasy movies added regularly?

Yes. Our Sci-Fi & Fantasy catalog updates daily as new films are released theatrically and on streaming.

Can I watch Sci-Fi & Fantasy TV shows here too?

Yes — both Sci-Fi & Fantasy movies and TV series are listed together. Use the type filter at the top to show only movies or only TV.