Jeff 'Swampy' Marsh
63 years old
Jeff "Swampy" Marsh (born December 9, 1960) is an American animator, writer, director, producer, and voice actor associated with several animated television series, most notably as an executive pro...
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Phineas and Ferb
With summer vacation at hand, Phineas and Ferb decide to make each day more exciting than the last with outrageous adventures.
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