Ben 10: Ultimate Alien Cast
4 actors in all seasons
Yuri Lowenthal
Ben Tennyson (voice)
Ashley Johnson
Gwen Tennyson (voice)
Greg Cipes
Kevin Levin (voice)
Dee Bradley Baker
Humungosaur (voice)
Ben Tennyson (voice)
Gwen Tennyson (voice)
Kevin Levin (voice)
Humungosaur (voice)