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Jeff Tracy / World Navy Commander (voice)
Scott Tracy (voice)
Virgil Tracy / Dick O'Shea / Cravitz (voice)
Alan Tracy / Atom Sub Reefer Lieutenant (voice)
Gordon Tracy / Parker / Brains / Atlantic Captain (voice)
John Tracy / Atom Sub Reefer Captain / TV Reporter (voice)
Lady Penelope Creighton-Ward (voice)
Tin-Tin Kyrano (voice)
Frank Hooper / Sir Harry (voice) (uncredited)
