Ben 10: Ultimate Alien official wallpaper
Ben 10: Ultimate Alien poster

Ben 10: Ultimate Alien

(2010)

Cast

Yuri Lowenthal as Ben Tennyson (voice)
Yuri Lowenthal

as Ben Tennyson (voice)

Ashley Johnson as Gwen Tennyson (voice)
Ashley Johnson

as Gwen Tennyson (voice)

Greg Cipes as Kevin Levin (voice)
Greg Cipes

as Kevin Levin (voice)

Dee Bradley Baker as Humungosaur (voice)
Dee Bradley Baker

as Humungosaur (voice)