Johnny Test

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 Aired

Sep 17, 2005

Last Aired

Jun 18, 2014

Episode Runtime

11m

Created By

Scott Fellows

Network

The WB, Cartoon Network, The CW, Teletoon, Boomerang

Country

US, CA