Prisoner #775 Is Missing Ben 10: Ultimate Alien : Season 2 Episode 12
TV-Y7 (FV) Cartoon Network 22m
Aired: April 29th, 2011 @ 9:00 AM EST on Cartoon Network
After a base is attacked, Max is infuriated when they learn it was a secret alien prison facility. While Max argues with the officer in charge, the team tries to locate an escaped prisoner.
