Watch Johnny Test Online

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. Read More

Watch Johnny Test online. Featuring James Arnold Taylor and Maryke Hendrikse, Johnny Test has 6 seasons and 156 episodes in total. It is available for streaming online in the UK on 4 services such as Google Play Movies and Amazon Video. It is classified as Animation and Comedy genre series and the average rating across the web is 5.5. The TV series was filmed in Canada and was first aired on 2005. Read Less