Ben, Gwen, and Max must stop an extraterrestrial who plans to open a gateway that leads to an alien invasion.
as Ben Tennyson
as Eon
as Gwen Tennyson
as Sandra Tennyson
as Carl Tennyson
as Old Man
as Mrs. Dalton
as Principal White
as Grandpa Max Tennyson
as Cash
as T-J
as Stephanie
as Candace
as Heatblast (voice)
as Grey Matter (voice)
as Diamondhead (voice)
as Wildmutt (voice)
as Talent Show Teacher
as Stage Manager
as Mr. Hawkins
as Fire Chief Whittington
as Police Officer #1
as Police Officer #2
as Constantine Jacobs
as Heatblast
as Kid on Bike
as Woman in Curlers
