James Arnold Taylor
Johnny Test (voice) (26 eps)
Maryke Hendrikse
Susan Test (voice) (26 eps)
Louis Chirillo
Dukey (voice) (26 eps)
Ashleigh Ball
Mary Test (voice) (26 eps)
Lee Tockar
The General / Bling-Bling Boy (voice) (26 eps)
Ian James Corlett
Hugh Test (voice) (26 eps)
Kathleen Barr
Lila Test (voice) (26 eps)
Scott McNeil
Mr. White / Bumper (voice) (26 eps)
Bill Mondy
Mr. Black (voice) (26 eps)