The Ultimate Enemy (1)
Show: Ben 10: Ultimate Alien --> Season: 2 - Season 2
AirDate: 3/24/2012
Runtime: 23
Voting: 8 (2)

Overview: Dagon is getting closer and closer to entering our dimension thanks to an old foe.
James Remar
Vilgax (voice)
Peter Renaday
Sir George (voice)
John DiMaggio
Diagon (voice)
Vyvan Pham
Julie Yamamoto / Ship (voice)