Ranked #5 of 10 in Season 3•+0.4 vs season avg
Everything's off-kilter when Peabody and Sherman attempt to swap brains. Comic book inventor Koikawa Harumachi unleashes a literary monster.
Chris Parnell
Mr. Peabody (voice)
Max Charles
Sherman (voice)
Da'Vine Joy Randolph
Christine (voice)
David P. Smith
Mrs. Hughes / Orchoptitron (voice)
Matt Smith
Writer
Mike Bell
Director
Mike Leffingwell
Writer
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"Brain Switch / Koikawa Harumachi" is episode 5 of The Mr. Peabody & Sherman Show season 3. It scored 7.9/10 from 14 votes, ranking #5 of 10 episodes this season (season average 7.5). Directed by Mike Bell and written by Matt Smith, Mike Leffingwell, it aired on October 21, 2016.