Top Rated Science Fiction Movies on The Roku Channel - Page 23

Holocaust 2000

1977

Holocaust 2000

1977
5.9
An executive in charge of a nuclear power plant in the Mid-East must stop his son-- who turns out to be the Anti Christ -- from blowing it up.
Spiders II: Breeding Ground

2001

Spiders II: Breeding Ground

2001
4.7
Happy couple Jason and Alexandra lose their sail yacht in a storm and are grateful to get picked up by Captain Jim Bigelow's commercial carrier. Suspicious about the ship's doctor and realizing the ship is improbably empty and the radio not broken as the crew claims, Jason starts snooping around. Bodies on meat-hooks, genetic experimentation and giant spiders are what he finds.
A.I. Assault

2006

A.I. Assault

2006
5.2
When a plane carrying a pair of top secret military robots crashes on a deserted Pacific island, a team of Navy seals must find them and turn them off as soon as possible for the longer they are activated, the smarter they become.
Night Skies

2007

Night Skies

2007
5
On March 13th, 1997 one of the largest UFO sightings ever recorded took place across the southwestern United States...
Infinitum: Subject Unknown

2021

Infinitum: Subject Unknown

2021
5.4
Jane is the subject of a twisted science experiment where she is placed in a parallel world and is forced to find a way to either alter her reality or be stuck in a time-loop, destined to repeat the same test over and over again, with no memory of her doing it before. But with each 'reset' she starts to retain fragments of memory. With clues pointing to the mysterious Wytness Quantum Research Centre, she tries to find a way out. (The film was shot entirely on an iPhone during the UK’s first lockdown.)
5th Passenger

2018

5th Passenger

2018
4.4
Set in the aftermath of an oppressive class war, a pregnant officer aboard an escape pod must struggle to survive with her remaining crew when a mysterious and vicious life form attacks, determined to become the dominant species.
The Giant Gila Monster

1959

The Giant Gila Monster

1959
4
A small town in Texas finds itself under attack from a hungry, fifty-foot-long gila monster. No longer content to forage in the desert, the giant lizard begins chomping on motorists and train passengers before descending upon the town itself. Only Chase Winstead, a quick-thinking mechanic, can save the town from being wiped out.
Chaos on the Bridge

2014

Chaos on the Bridge

2014
7
Canadian acting legend William Shatner takes viewers inside the creation of Star Trek: The Next Generation, the bold attempt in 1986 to recreate the success of the original television series, in which Shatner played Captain James T. Kirk.
Night of the Blood Beast

1958

Night of the Blood Beast

1958
3.7
An astronaut returns to Earth as the no-pulse host of an alien monster's embryos; he is discovered by a loony farmer who find ways to feed his new critter.
Yor, the Hunter from the Future

1983

Yor, the Hunter from the Future

1983
4.3
In prehistoric times, the muscular Yor saves his cave-babe from a dinosaur just before they get zapped into the future to battle bad guys in the familiar desolate wasteland.
Atragon

1963

Atragon

1963
6.5
The legendary empire of the lost continent of Mu reappears to threaten the world with domination. While countries unite to resist, an isolated World War II Captain has created the greatest warship ever seen, and possibly the surface world's only defense.
Indestructible Man

1956

Indestructible Man

1956
4.3
A scientific experiment involving subjecting a corpse to an extreme charge of electricity accidentally revives an executed criminal and makes him impervious to harm, allowing him to seek revenge on his former partners, and deal similarly with anyone else who gets in his way.
Sea Beast

2008

Sea Beast

2008
4.6
In the fishing village of Cedar Bay, terror lies within the water. And now it has surfaced in search of something more substantial to devour than marine life: human flesh. A captain and a sea biologist must wage a terrifying battle against the deadly creatures in order to save mankind from total extinction.
The Land That Time Forgot

2009

The Land That Time Forgot

2009
3.6
Shipwrecked castaways stumble upon the mysterious island of Caprona in the Bermuda Triangle, confronting man-eating dinosaurs and a stranded German U-Boat crew while trying to escape.
Control

2022

Control

2022
5.3
A young mother awakens in a mysterious cell and is forced to harness her telekinetic abilities in order to escape and save her daughter.
Welcome the Stranger

2018

Welcome the Stranger

2018
5.1
Alice arrives unannounced at her estranged brother Ethan's house in an attempt to reconcile, but bizarre visions, the return of his strange girlfriend and Alice's paranoia and suspicion force the siblings to cling onto reality amidst mysterious circumstances.
Saltwater

2016

Saltwater

2016
3.7
A group of lifeguards attempt to kill an atomic shark that is terrorizing the coast of San Diego.
Space Milkshake

2012

Space Milkshake

2012
5.2
Four low-ranking astronauts are stuck together on an orbital Sanitation Station after they bring a mysterious device aboard their ship and all life on Earth disappears. Little do they know they are about to come under attack by a mutating rubber duck named Gary, who wants to open a portal to his evil dimension and take over the Universe.
The Bermuda Triangle

1978

The Bermuda Triangle

1978
4.1
The passengers and crew of a boat on a summer cruise in the Caribbean stray into the famed Bermuda Triangle and mysterious things start happening.
Beyond Loch Ness

2008

Beyond Loch Ness

2008
4.4
James Murphey is a rugged cryptozoologist, who thirty years earlier, during a trip to Loch Ness, Scotland, had a fatal encounter with the fabled "Nessie" creature that killed his father, and left James with deep facial scar. Twenty years later, James is hunting for Nessie, when his search leads him to the sleepy town of Pike Island, Ashburn, on Lake Superior. Hiring Josh Riley as his guide, James and Josh bond over their mutual scientific interests and deceased fathers, while James tries to convince Josh's mother, Sheriff Karen Riley, that the 60-foot plesiosaur is killing and breeding.