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.

Scott McNeil

Mr. White / Bumper (voice)

Bill Mondy

Mr. Black (voice)

James Arnold Taylor

Johnny Test (voice)

Maryke Hendrikse

Susan Test (voice)

Lee Tockar

The General / Bling-Bling Boy (voice)

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Ian James Corlett

Hugh Test (voice)

Kathleen Barr

Lila Test (voice)

Louis Chirillo

Dukey (voice)

Ashleigh Ball

Mary Test (voice)

Trevor Devall

Dukey (voice)

Brittney Wilson

Mary Test (voice)

Andrew Francis

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Richard Newman

Michael Hirsh Executive Producer

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Scott Fellows Executive Producer

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Toper Taylor Executive Producer

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Scott Fellows Producer