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.
Seasons
Creator
Cast
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James Arnold TaylorJohnny Test (voice) -
Maryke HendrikseSusan Test (voice) -
Ashleigh BallMary Test (voice) -
Lee TockarThe General / Bling-Bling Boy (voice) -
Ian James CorlettHugh Test (voice) -
Trevor DevallDukey (voice) -
Kathleen BarrLila Test (voice) -
Scott McNeilMr. White / Bumper (voice) -
Bill MondyMr. Black (voice)
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