Top Rated Science Fiction Movies on The Roku Channel - Page 4

A-X-L

2018

A-X-L

2018
6.3
The life of a teenage boy is forever altered by a chance encounter with cutting edge military technology.
The Forgotten

2004

The Forgotten

2004
5.9
Telly Paretta is a grieving mother struggling to cope with the loss of her 8-year-old son. She is stunned when her psychiatrist reveals that she has created eight years of memories about a son she never had. But when she meets a man who has had a similar experience, Telly embarks on a search to prove her son's existence, and her sanity.
Ghosts of Mars

2001

Ghosts of Mars

2001
5.1
In 2176, a Martian police unit is sent to pick up a highly dangerous criminal at a remote mining post. Upon arrival, the cops find the post deserted and something far more dangerous than any criminal — the original inhabitants of Mars, hellbent on getting their planet back.
Invasion of the Body Snatchers

1956

Invasion of the Body Snatchers

1956
7.5
A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.
Killer Klowns from Outer Space

1988

Killer Klowns from Outer Space

1988
6.6
Aliens disguised as clowns crash land on Earth in a rural town to capture unsuspecting victims in cotton candy cocoons for later consumption.
Cell

2016

Cell

2016
4.7
When a strange signal pulsates through all cell phone networks worldwide, it starts a murderous epidemic of epic proportions when users become bloodthirsty creatures, and a group of people in New England are among the survivors to deal with the ensuing chaos after.
Disaster Movie

2008

Disaster Movie

2008
3.2
Over the course of one evening, an unsuspecting group of twenty-somethings find themselves bombarded by a series of natural disasters and catastrophic events.
Apollo 18

2011

Apollo 18

2011
5.3
Officially, Apollo 17 was the last manned mission to the moon. But a year later in 1973, three American astronauts were sent on a secret mission to the moon funded by the US Department of Defense. What you are about to see is the actual footage which the astronauts captured on that mission. While NASA denies its authenticity, others say it's the real reason we've never gone back to the moon.
Fantastic Planet

1973

Fantastic Planet

1973
7.6
On the planet Ygam, the Draags, extremely technologically and spiritually advanced blue humanoids, consider the tiny Oms, human beings descendants of Terra's inhabitants, as ignorant animals. Those who live in slavery are treated as simple pets and used to entertain Draag children; those who live hidden in the hostile wilderness of the planet are periodically hunted and ruthlessly slaughtered as if they were vermin.
The Invisible Boy

2014

The Invisible Boy

2014
6.3
Michele is thirteen year old, shy, unpopular at school, and in love with Stella. After wearing a costume for a Halloween party, he finds out that he's invisible.
Resident Evil: Damnation

2012

Resident Evil: Damnation

2012
6.9
U.S. federal agent Leon S. Kennedy sneaks into the "East Slavic Republic" to verify rumors that Bio-Organic Weapons (BOWs) are being used in the country's civil war, which the U.S. and Russia are making preparations to jointly intervene in. Right after his infiltration, the U.S. government orders him to leave immediately. Determined to uncover the truth, Leon ignores the order and enters the battlefield to end the chain of tragedies caused by the BOWs.
Masters of the Universe

1987

Masters of the Universe

1987
5.7
When the evil Skeletor finds a mysterious power called the Cosmic Key, he becomes nearly invincible, seizing Castle Grayskull and the surrounding city. The Sorceress is now Skeletor's prisoner and he begins to drain her life-force as he waits for the moon of Eternia to align with the Great Eye of the Universe which will bestow god-like power upon him. However, courageous warrior He-Man locates the locksmith inventor Gwildor, who created the Key and has another version of it. During a battle, one of the Keys is transported to Earth, where it is found by teenagers Julie and Kevin. Now, both He-Man and Skeletor's forces arrive on Earth searching for the potent weapon.
Starman

1984

Starman

1984
6.9
When an alien takes the form of a young widow's husband and asks her to drive him from Wisconsin to Arizona, the government tries to stop them.
Prospect

2018

Prospect

2018
6.2
A teenage girl and her father travel to a remote alien moon, aiming to strike it rich. They've secured a contract to harvest a large deposit of the elusive gems hidden in the depths of the moon's toxic forest. But there are others roving the wilderness and the job quickly devolves into a fight to survive.
Highlander II: The Quickening

1991

Highlander II: The Quickening

1991
4.7
In the year 2024, the ozone layer is believed to have been destroyed, and it's up to MacLeod and Ramirez to set things right. Opposition comes from both the planet Zeist (MacLeod and Ramirez's homeworld) and a corporation profiting from the supposed lack of ozone. Also, flashbacks show the story behind MacLeod and Ramirez's exile from Zeist.
Fatman

2020

Fatman

2020
5.6
A rowdy, unorthodox Santa Claus is fighting to save his declining business. Meanwhile, Billy, a neglected and precocious 12 year old, hires a hit man to kill Santa after receiving a lump of coal in his stocking.
Monster Trucks

2016

Monster Trucks

2016
6.1
Tripp is a high school senior with a knack for building trucks who makes an incredible discovery - a gas-guzzling creature named Creech. To protect his mischievous new friend, Tripp hides Creech under the hood of his latest creation, turning it into a real-life super-powered Monster Truck. Together, this unlikely duo with a shared taste for speed team up on a wild and unforgettable journey to reunite Creech with his family.
The Last Days on Mars

2013

The Last Days on Mars

2013
5.5
On the last day of the first manned mission to Mars, a crew member of Tantalus Base believes he has made an astounding discovery – fossilized evidence of bacterial life. Unwilling to let the relief crew claim all the glory, he disobeys orders to pack up and goes out on an unauthorized expedition to collect further samples. But a routine excavation turns to disaster when the porous ground collapses and he falls into a deep crevice. His devastated colleagues attempt to recover his body. However, when another vanishes, they start to suspect that the life-form they have discovered is not without danger.
Attraction

2017

Attraction

2017
6.7
After an alien ship crash lands in a Russian city, many who see the inside and the occupants start to question their own existence while others demand the aliens leave Earth.
Kin

2018

Kin

2018
6.1
A young boy finds a powerful otherworldly weapon, which he uses to save his older adoptive brother from a crew of thugs. Before long, the two of them are also pursued by federal agents and mysterious mercenaries aiming to reclaim their asset.