Score: 2.75/10 IMDB: 3.5/10 Trailer
Using fossilized DNA, a scientist resurrects one of nature's most fearsome predators, a sabretooth tiger. Scientific ambition turns deadly, however,…

2). Sand Serpents (2009)

Score: 4.44/10 IMDB: 4.3/10 Trailer
A small group of US Army Soldiers are stranded in the remote Afghan desert. But it ain't the Taliban that's…

3). Sand Sharks (2012)

Score: 3.67/10 IMDB: 2.6/10 Trailer
An underwater earthquake cracks open a crater deep beneath the ocean's surface unleashing a prehistoric predator. On the sleepy island…

4). Sasquatch Mountain (2006)

Score: 4.37/10 IMDB: 3.9/10 Trailer
A lonely tow-truck driver gets caught in a deadly struggle between a pair of bank robbers with a beautiful hostage,…

5). Saturday the 14th (1981)

Score: 2.8/10 IMDB: 4.6/10 Trailer
Primarily a spoof of the Friday the 13th series, but also takes shots at several other horror films. After his…

6). Saturn 3 (1980)

Score: 2.6/10 IMDB: 5.1/10 Trailer
Two lovers stationed at a remote base in the asteroid fields of Saturn are intruded upon by a retentive technocrat…

7). Save the Green Planet! (2003)

Score: 7.73/10 IMDB: 7.4/10 Trailer
A traumatized young man abducts Korean leaders, believing they're toxic reptilian aliens - a fifth column launching a takeover of…

8). Scanners (1981)

Score: 5.86/10 IMDB: 6.8/10 Trailer Review
Darryl Revok is the most powerful of all the scanners, and is the head of the underground scanner movement for…

9). Scarecrows of the Third Reich (2018)

Score: 5.8/10 IMDB: 6.4/10
At the end of WWII, Hitler ordered operation Scarecrow to a small SS outpost in the Seelow Heights of Germany.…

10). Schlock (1973)

Score: 5.54/10 IMDB: 5.9/10 Trailer
A monkey-type monster falls in love with a blind girl, which thinks that he's a giant dog. After kidnapping the…

11). Science Fiction Volume One: The Osiris Child (2016)

Score: 5.55/10 IMDB: 5.6/10 Trailer
Set in a time of interplanetary colonization, Sy Lombrok (Kellan Lutz), a former nurse who is now a drifter with…

12). Scintilla (2014)

Score: 4.62/10 IMDB: 4.7/10 Trailer
An elite team of mercenaries is hired for a covert operation, deep inside a former Soviet state. Arriving at an…

13). Scooby-Doo 2: Monsters Unleashed (2004)

Score: 3.53/10 IMDB: 5.0/10 Trailer
When Mystery, Inc. are guests of honor at the grand opening of the Coolsville Museum of Criminology, a masked villain…

14). Scorpius Gigantus (2006)

Score: 3.4/10 IMDB: 2.2/10 Trailer
Geneticist seeks to make a name for herself by saving the planet from disease by using eons-old antibodies, harvested from…

15). Scream and Scream Again (1970)

Score: 5.75/10 IMDB: 5.7/10 Trailer
In London, a serial-killer drains the blood of females and the Detective Superintendent Bellaver and his team are hunting down…

16). Screamers (1995)

Score: 4.7/10 IMDB: 6.4/10
(SIRIUS 6B, Year 2078) On a distant mining planet ravaged by a decade of war, scientists have created the perfect…

17). Screamers (1979)

Score: 4.75/10 IMDB: 5.0/10
After their prison ship sinks in the Caribbean, a group of prisoners and a doctor wash ashore on a seemingly…

18). Seconds (1966)

Score: 8.35/10 IMDB: 7.7/10 Trailer
Middle-aged banker Arthur Hamilton is given the opportunity to start a completely new life when he receives calls from his…

19). Sector 7 (2011)

Score: 4.57/10 IMDB: 4.6/10 Trailer
Something awaits 2,500 meters under the deep sea off the southern tip of Jeju Island...Directed by Kim Ji-hoon and produced…

20). Seedpeople (1992)

Score: 4.54/10 IMDB: 4.2/10 Trailer
The sleepy little town of Comet Valley has been invaded by plants from outer space. Intent on taking over the…

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List of Sci-fi Movies starting with S

List of Sci-fi movies starting with letter S - Sci-fi Movies List

Most Popular Sci-fi Movies that Start with S

1). Star Wars: Episode IV - A New Hope (1977)

2). Star Wars: Episode V - The Empire Strikes Back (1980)

3). Star Wars: Episode VI - Return of the Jedi (1983)

4). Star Wars: Episode I - The Phantom Menace (1999)

5). Spider-Man (2002)

6). Star Wars: Episode III - Revenge of the Sith (2005)

7). Star Wars: Episode II - Attack of the Clones (2002)

8). Star Trek (2009)

9). Suicide Squad (2016)

10). Spider-Man 2 (2004)

Best Sci-fi Movies that Start with S

1). Spider-Man: Into the Spider-Verse (2018)

2). Star Wars: Episode IV - A New Hope (1977)

3). Solaris (1971)

4). Star Wars: Episode V - The Empire Strikes Back (1980)

5). Snowpiercer (2013)

6). Star Trek (2009)

7). Seconds (1966)

8). Spider-Man 2 (2004)

9). Star Wars: The Last Jedi (2017)

10). Star Trek Into Darkness (2013)

Full List of Sci-fi Movies that Start with S

1). Sabretooth (2002)