Underdog was an American animated television series that debuted on October 3, 1964, on the NBC network and continued in syndication until 1973 for a run of approximately 124 episodes over NBC, and occasionally, CBS.
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Underdog was an American animated television series that debuted on October 3, 1964, on the NBC network and continued in syndication until 1973 for a run of approximately 124 episodes over NBC, and occasionally, CBS.