Mr. Peabody
anthropomorphic cartoon dog

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).
Peabody's Improbable History
Plot
The cartoons are about Peabody, who is the smartest being in existence, having graduated from Harvard when he was 3 years old. ("Wagna cum laude"). Peabody has accomplished many things in his life as a business magnate, inventor, scientist, Nobel laureate, gourmand, and two-time Olympic medalist.
In the first episode, Peabody meets an orphan named Sherman (voiced by Walter Tetley), whom he saves from some bullies.
“Mr. Peabody” enters the record as anthropomorphic cartoon dog. Crown Archives preserves that source wording while asking what Peabody, anthropomorphic and cartoon can confirm, complicate or overturn.
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Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 7, 2026. The linked authority identifier is Q3819266. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2014, 2015 and 2017.
The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Mr. Peabody” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.