Ben, Gwen, and Max must stop an extraterrestrial who plans to open a gateway that leads to an alien invasion.
Ben Tennyson
Eon
Gwen Tennyson
Sandra Tennyson
Carl Tennyson
Old Man
Mrs. Dalton
Principal White
Grandpa Max Tennyson
Cash
T-J
Stephanie
Candace
Heatblast (voice)
Grey Matter (voice)
Diamondhead (voice)
Wildmutt (voice)
Talent Show Teacher
Stage Manager
Mr. Hawkins
2009
2012
2007
2011
2020
2022
2006
2008
2017
2000
2016
1998
2014
