Zachary "Zach" Callison
is an American actor, voice actor, and singer. He is probably best known for voicing the title character in Cartoon Network's Steven Universe
His Disney roles include Prince James in Sofia the First: Once Upon a Princess, Billy in I'm in the Band, and additional voices in Kinect Disneyland Adventures.
Zach Callison behind the scenes of Sofia the First.
Zach Callison attending the 2013 Nickelodeon Kids' Choice Awards .
Zach Callison speaks at the 2017 New York Comic Con.