Cast of Johnny Test

Meet the talented cast of Johnny Test. From main characters to supporting roles, discover the actors who bring this show to life.

Starring: 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)