“From the moment the invaders arrived, they were undone, destroyed by the tiniest creatures that God in his wisdom put upon this Earth. By the toll of a billion deaths, man had earned his immunity, his right to survive among this planet's infinite organisms. And that right is ours against all challenges. For neither do men live nor die in vain.”
Morgan Freeman - Narration

“Mankind has always feared what it doesn't understand.”
Sir Ian McKellen - Magneto

“I watched a snail crawl along the edge of a straight razor. That's my dream; that's my nightmare. Crawling, slithering, along the edge of a straight razor... and surviving.”
Marlon Brando - Colonel Walter E. Kurtz

“- Ed Horman: I feel very guilty.
- Beth Horman: Charlie always says guilt is like fear. It's given to us for survival, not destruction.
- Ed Horman: Beth, for what it's worth, I think you are one of the most courageous people I have ever met.”
Jack Lemmon - Ed Horman
Sissy Spacek - Beth Horman

“- Jerry Conlaine: I about shit. Did you about shit?
- Tom Marshall: I about shit.
- Dan Mott: I did shit.”

Matthew Lillard - Jerry Conlaine
Dax Shepard - Tom Marshall
Seth Green - Dan Mott