Watch online Monsters vs Aliens Movie

Between us and the alien invasion there is fortunately a bunch of monsters to protect our back! Below some more preview clips of Monsters vs Aliens: It is Reese Witherspoon's Susan, a small-town Modesto girl with modest dreams, who ultimately crashes right through the glass ceiling of the old-boys-network of monsters -- both metaphorically and literally, all five stories of her -- to lead a band of mutant brothers on a mission to save the world.

Release Date: March 27, 2009 (InTru 3D, conventional theaters and IMAX)
Studio: DreamWorks Animation (Paramount)
Director: Rob Letterman, Conrad Vernon
Screenwriter: Maya Forbes, Wallace Wolodarsky, Rob Letterman, Jonathan Aibel, Glenn Berger
Starring: Reese Witherspoon, Hugh Laurie, Will Arnett, Seth Rogen, Rainn Wilson, Stephen Colbert, Kiefer Sutherland, Paul Rudd

Really glowing!
As she stands at the altar, Susan begins to grow to an enormous size.

He has no brain
Dr. Cockroach introduces Susan to B.O.B.

More Monsters vs Aliens clips waiting for you:

Female Monster
The Missing Link, Dr. Cockroach and B.O.B. study Susan.