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.
Cast
- James Arnold Taylor as Johnny Test (voice)
- Maryke Hendrikse as Susan Test (voice)
- Ashleigh Ball as Mary Test (voice)
- Lee Tockar as The General / Bling-Bling Boy (voice)
- Ian James Corlett as Hugh Test (voice)
- Trevor Devall as Dukey (voice)
- Kathleen Barr as Lila Test (voice)
- Scott McNeil as Mr. White / Bumper (voice)
- Bill Mondy as Mr. Black (voice)