6.0
Jeff Tracy / Professor Holden / 1st Reporter (voice)
Scott Tracy / Reactor Control Assistant (voice)
Virgil Tracy (voice)
John Tracy / The Hood / Reactor Controller Wade / General Speyer / Fire Chief / Guard (voice)
Gordon Tracy / Brains / Parker / Kyrano / Reactor Controller Collins / Plant Tour Guide (voice)
Alan Tracy / Press Officer / 2nd Reporter (voice)
Lady Penelope (voice)
Tin-Tin / Grandma (voice)
