Quest: Episode IV - Return to Earth

16-year-old Cassie Sullivan tries to survive in a world devastated by the waves of an alien invasion that has already decimated the population and knocked mankind back to the Stone Age.

A parasitic alien soul is injected into the body of Melanie Stryder. Instead of carrying out her race's mission of taking over the Earth, "Wanda" (as she comes to be called) forms a bond with her host and sets out to aid other free humans.

When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth will be brutal.

In a remote Arctic community, a group of Inuit girls fight off an alien invasion, all while trying to make it to the coolest party in town.

Thomas Jerome Newton is an alien who has come to Earth in search of water to save his home planet. Aided by lawyer Oliver Farnsworth, Thomas uses his knowledge of advanced technology to create profitable inventions. While developing a method to transport water, Thomas meets Mary-Lou, a quiet hotel clerk, and begins to fall in love with her. Just as he is ready to leave Earth, Thomas is intercepted by the U.S. government, and his entire plan is threatened.

The two remaining crew members of a mining operation in the Arctic Circle fight to survive against an alien creature.

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

Three astronomers accidentally intercept what they believe to be a signal from a distant alien civilization, but the truth is even more incredible than any of them could have imagined.

Science teacher Hank’s life changes when he reconnects with his first love and suspects that a new student may be his daughter—all while facing an alien threat in their town.

Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.

Years into a benevolent alien occupation, mankind is still adjusting to its new overlords. Their technology initially held promise for global prosperity, but rendered most human jobs – and steady income – obsolete. When two teenagers discover the aliens are fascinated with human love and will pay for access to it, they decide to livestream their romance to make extra cash for their families.

Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that could see the war come to a decisive end. With the Alien invaders hell-bent on making earth their new home, the race is on to save mankind.