Yuri Lowenthal
Ben Tennyson (voice) (10 eps)
Tara Strong
Young Ben Tennyson (voice) (10 eps)
Bumper Robinson
Rook Blonko (voice) (10 eps)
Paul Eiding
Grandpa Max (voice) (10 eps)
Ashley Johnson
Gwen Tennyson (voice) (10 eps)
Greg Cipes
Kevin Levin (voice) (10 eps)
David Kaye
Cannonbolt / Heatblast / Khyber the Huntsman (voice) (10 eps)
John DiMaggio
Armodrillo / Fourarms (voice) (10 eps)
Eric Bauza
Dr. Psychobos / Diamondhead / Grey Matter (voice) (10 eps)