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.
Nicholas Lea
Dr. Jerome 'Geronimo' Horne
Jamie Luner
Dr. Savannah Bailey
Steve Bacic
Frank Hansen
David Lipper
Matt Bailey
Teryl Rothery
Shelley Hansen
Karl Pruner
Quidd
Anthony Sherwood
Dr. Thaddeus Owens
Marie Ward
Sheila
