Serienbesetzung 13
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Tin-Tin Kyrano (voice) (32 Episoden), Tin-Tin Kyrano (26 Episoden), — (7 Episoden)
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John Tracy (32 Episoden), — (23 Episoden), Atom Sub Reefer Captain / TV Reporter (voice) (1 Episode), Jansen (voice) (1 Episode), Dr. Orchard (voice) (1 Episode), Colonel Harris / Colonel Benson (voice) (1 Episode)
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Jeff Tracy (32 Episoden), — (22 Episoden)
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Lady Penelope Clayton Ward (32 Episoden), — (16 Episoden)
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Alan Tracy (voice) (32 Episoden), Banino / Macklin / Foreign Lieutenant (voice) (1 Episode), Atom Sub Reefer Lieutenant (voice) (1 Episode), Press Officer / 2nd Reporter (voice) (1 Episode), Lieutenant Jensen (voice) (1 Episode), Hector McGill (voice) (1 Episode), TV Reporter (voice) (1 Episode), — (1 Episode), Franklin / Gutierrez (voice) (1 Episode)
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Scott Tracy (32 Episoden), — (6 Episoden), Reactor Control Assistant (voice) (1 Episode)
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Gordon Tracy / Brains (voice) (32 Episoden), — (1 Episode)
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Virgil Tracy (voice) (32 Episoden)
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Captain Paul Travers (26 Episoden), — (1 Episode)
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Space Captain Greg Martin (26 Episoden)
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— (6 Episoden)
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Frank Hooper / Sir Harry (voice) (uncredited) (1 Episode), Blackmer (voice) (uncredited) (1 Episode), Maxie / Scheiler / Foreign Colonel (voice) (uncredited) (1 Episode), Various Characters (voice) (uncredited) (1 Episode), Solarnaut Camp (voice) (uncredited) (1 Episode), McColl / Security Guard (voice) (uncredited) (1 Episode)
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— (3 Episoden)