Top Rated Science Fiction Movies on The Roku Channel - Page 16

20 Million Miles to Earth

1957

20 Million Miles to Earth

1957
6.2
When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome.
Mega Piranha

2010

Mega Piranha

2010
3.2
When a science experiment goes horribly wrong, gigantic fish gain appetites for human flesh.
Double Blind

2024

Double Blind

2024
6
After an experimental drug trial goes awry, the test subjects face a terrifying side effect: if you fall asleep you die. Trapped in an isolated facility, panic ensues as they try to escape and somehow stay awake.
The Similars

2015

The Similars

2015
6
Eight people experience a strange phenomenon while waiting for a bus at a remote station on a rainy October night.
Zombie Flesh Eaters 2

1988

Zombie Flesh Eaters 2

1988
5.1
When a terrorist's body, infected with a stolen chemical, is recovered by the US military, the corpse is cremated, unintentionally releasing a virus and bacteria into the atmosphere over a small island.
Sand Sharks

2011

Sand Sharks

2011
3.7
Just when you thought it was safe to go back to the beach, it appears that our large fishy friends have found a way to chomp on you when you're chilling out on the sand too!
Let's Be Evil

2016

Let's Be Evil

2016
4.2
A woman enters an underground bunker where gifted children use augmented reality technology to wreak havoc.
Anti Matter

2016

Anti Matter

2016
5.7
Oxford PhD student Ana finds herself unable to build new memories, following an experiment to generate and travel through a wormhole. The story follows her increasingly desperate efforts to understand what happened, and to find out who—or what—is behind the rising horror in her life.
Storage 24

2012

Storage 24

2012
4.4
Something nasty is lurking inside a secure storage unit. When a group of people get trapped inside, they need to find a way to get out of a building that's designed to keep things in...
The Revenge of Frankenstein

1958

The Revenge of Frankenstein

1958
6.6
Rescued from the guillotine by his devoted dwarf Fritz, the Baron relocates to Carlsbruck, where he continues his gruesome experiments.
Restart the Earth

2021

Restart the Earth

2021
6.7
When a drug to replicate plant cells creates a sentient form of flower, the planet is over taken by flora and humankind is depleted. A Chinese task force, a widowed father and his young daughter fight to survive in a mission to inject an antidote to the core of the plants to reverse their growth.
Ape vs. Monster

2021

Ape vs. Monster

2021
5.8
An ape crash-lands on Earth, which creates a sludge that makes him and a passing lizard grow to giant-size, resulting in a fight for dominance.
Alien Hunter

2003

Alien Hunter

2003
5.1
Government agents find evidence of extraterrestrial life at the South Pole.
WarGames: The Dead Code

2008

WarGames: The Dead Code

2008
5.1
Computer hacker Will Farmer engages a government super-computer named Ripley in an online terrorist-attack simulation game. Little does Farmer know that Ripley has been designed to appeal to potential terrorists, and certain software glitches have in turn made him become paranoid.
Atlas Shrugged: Part II

2012

Atlas Shrugged: Part II

2012
5.3
Railroad owner Dagny Taggart and steel mogul Henry Rearden search desperately for the inventor of a revolutionary motor as the U.S. government continues to spread its control over the national economy.
Contamination

1980

Contamination

1980
5.2
A former astronaut helps a government agent and a police detective track the source of mysterious alien pod spores, filled with lethal flesh-dissolving acid, to a South American coffee plantation controlled by alien pod clones.
New Rose Hotel

1999

New Rose Hotel

1999
5.2
A corporate raider and his henchman use a chanteuse to lure a scientific genius away from his employer and family.
Unacknowledged

2017

Unacknowledged

2017
6.3
Dr. Steven Greer presents brand new top-secret evidence supporting extraterrestrial contact, including witness testimony, classified documents, and UFO footage, while also exploring the consequences of ruthlessly enforcing such secrecy.
Dinosaur Island

2014

Dinosaur Island

2014
5.4
The adventure begins when Lucas, a 13 year old boy, embarks on the vacation of a lifetime. When disaster strikes, Lucas finds himself stranded in a strange land littered with ghost ships and prehistoric creatures. While searching for other signs of life, Lucas hears a radio broadcast in the distance and is drawn into the jungle where he encounters a beautiful young girl who claims to have come from the 1950s. Together they set out on a quest to get home all the while uncovering secrets that will forever change the future.
Megalodon Rising

2021

Megalodon Rising

2021
5.8
When history’s greatest aquatic predator returns, the armada of modern warships sent to destroy it has no chance at all.