Mr. Peabody is an anthropomorphic cartoon dog who appeared in the late 1950s and early 1960s television animated series The Adventures of Rocky and Bullwinkle and Friends, produced by Jay Ward. Peabody appears in the "Peabody's Improbable History" segments created by Ted Key, and he was voiced by Bill Scott. He also appears in the 2014 animated film, Mr. Peabody & Sherman and its spin-off TV series, The Mr. Peabody & Sherman Show (2015–2017).

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From Wikipedia (CC BY-SA 4.0).