Alien seeds hitch a ride to earth in a space shuttle crew and begin to grow. When their numbers reach the Threshold amount they will be an unstoppable swarm.

Occupation: Rainfall
2020
6.2/10

Extinction
2018
6.0/10

Encounter
2021
6.3/10

Stargate SG-1: Children of the Gods
2009
7.3/10

Doctor Who: Deep Breath
2014
7.8/10

Landscape with Invisible Hand
2023
5.8/10

Osiris
2025
5.9/10

Alien Nation
1988
6.1/10

Spectral
2016
6.5/10

The 5th Wave
2016
5.9/10

Predator 2
1990
6.3/10

Impostor
2001
6.1/10

Stargate: Continuum
2008
7.1/10

Roswell
1994
6.0/10

Mass Effect: Paragon Lost
2012
6.2/10

Titan A.E.
2000
6.6/10

Die Alone
2024
6.0/10

Freaks of Nature
2015
6.1/10

Body Snatchers
1993
6.2/10

Afterburn
2025
6.3/10
Alien Nation
1988
6.067/10