Ben and a mysterious girl from his past must prevent an alien threat from destroying the world.
Cast
Ryan Kelley
Ben Tennyson
Galadriel Stineman
Gwen Tennyson
Nathan Keyes
Kevin E. Levin
Alyssa Diaz
Elena Validus
Herbert Siguenza
Victor Validus
Barry Corbin
Grandpa Max Tennyson
Dee Bradley Baker
Big Chill / Humongousaur (voice)
Alex Winter
Nanomech (voice)
Wendy Cutler
Alien Chip Queen (voice)
Joyce Kurtz
Computer (voice)
Patrick Cox
Big Ed
Jeremy DeCarlos
Helio
More Like This
Ben 10: Race Against Time
Ben 10: Destroy All Aliens
Ben 10 vs. the Universe: The Movie
Ben 10: Secret of the Omnitrix
Ben 10 / Generator Rex: Heroes United
Rise of the Teenage Mutant Ninja Turtles: The Movie
Superman: Man of Tomorrow
Green Lantern: First Flight
Batman and Superman: Battle of the Super Sons
Titan A.E.
Ultimate Avengers: The Movie
Mutant Pumpkins from Outer Space