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Flipper
The television show Flipper is an adaptation of the 1963 film Flipper starring Chuck Connors and Luke Halpin as Porter and Sandy Ricks, and its 1964 sequel, Flipper's New Adventure, where Brian Kelly took over the role of Porter. In adapting the films to a television series, the producers made Porter a single parent and gave him a second son named Bud, played by Tommy Norden.