overview : Young Johnny is gung-ho and full of courage. Johnny's brainiac twin sisters, Susan and Mary, use Johnny as their guinea pig for their outrageous scientific experiments. If they can dream it up, Johnny will do it; as long as his genetically engineered super dog, Dukey, can come along.

First Air Date : Sep 17, 2005

Last Air Date : Jun 18, 2014

Runtime : 11m

Episodes : 234

Seasons : 6

Genre : Animation,Comedy,Kids,

Companies : Cookie Jar Entertainment, DHX Media, Warner Bros. Animation, Teletoon, Collideascope Digital Productions, Coliseum

Countries : CA

Keywords : dog, scientists, adventure, science experiments