Escape from Aggregor
Show: Ben 10: Ultimate Alien --> Season: 1 - Season 1
AirDate: 5/21/2010
Runtime: 23
Voting: 8.5 (2)

Overview: The team encounters another alien who escaped from Aggregor and, through him, learns more about Aggregor's goals.
J.K. Simmons
Magister Gilhil / Plumber (voice)
Dwight Schultz
Dr. Animo / Teacher #2 (voice)
John DiMaggio
Aggregor (voice)