Mr. Peabody was originally a backup segment on The Rocky and Bullwinkle Show, and the pedigreed pooch has tended to play a bit of a second banana to his more famous stablemates, which might be why ...

Harry Houdini learns the art of restraint. Agamemnon brings his band of brothers back from ancient Greece. Peabody and Sherman help history's first canine police force catch a gaseous criminal.