Krypto the Superdog premiered on Cartoon Network on March 25, 2005 (exactly 50 years after Superman's comic debut) and aired on The CW's Saturday morning block Kids' WB from September 23, 2006, until September 15, 2007. 39 episodes were produced. A comic book series was published by DC Comics under the Johnny DC imprint, which lasted 6 issues, from 2006 to 2007.