Dr. Duplicator Strikes Again/The Malevolent Marble Man/The Mysterious Warnings of Doom/Royal Trouble With the King's Double/Thunderman/Evil Notions With Evila's Potions 

Dr. Duplicator is replacing government officials with evil duplicate clones in order to steal government secrets. Thunderman steals New York City and plans to sell it to the highest bidder.

Writers:

Mark Jones (story editor), Elana Lesser (story editor) | 21 more credits »

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Cast

Episode cast overview, first billed only:
Jack Baker ... (voice) (as John Anthony Bailey)
Joe Baker Joe Baker ... Hula Hula (voice)
Michael Bell ... Plastic Man (voice) (as Mike Bell)
Susan Blu Susan Blu ... (voice)
Bart Braverman ... (voice)
Melendy Britt ... Penny / Chief (voice)
Johnny Brown ... (voice)
Peter Cullen ... (voice)
Jerry Dexter ... (voice)
Bobby Ellerbee Bobby Ellerbee ... (voice)
Al Fann ... (voice)
John Stephenson ... Additional Voices (voice)
Dee Timberlake Dee Timberlake ... (voice)
Frank Welker ... (voice)
Marlene Aragon Marlene Aragon ... Additional Voices (voice)
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Storyline

Dr. Duplicator is replacing government officials with evil duplicate clones in order to steal government secrets. Thunderman steals New York City and plans to sell it to the highest bidder.

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Details

Release Date:

22 December 1979 (USA) See more »

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