When “Steven Universe” started on Cartoon Network four years ago, its titular character was a silly, carefree boy (voiced by Zach Callison) singing about the glory of Cookie Cats and his ...

On Wednesday, February 25, 2004 Cartoon Network and Kids' WB! held an "Upfront" presentation for advertisers and the news media in New York City to announce and promote their future programming ...

Cartoon Network Voice Star Zach Callison Talks Growing Up With ‘Steven Universe’ The 20-year-old actor reflects on four seasons of playing Steven as the series finally arrives on Homeworld ...