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Season guide

The Mr. Peabody & Sherman Show: Season 3

13 episodes Premiered Oct 21, 2016
Previously on The Mr. Peabody & Sherman Show

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • Directly follows the overarching narrative developments of The Mr. Peabody & Sherman Show Season 2.
  • Faction dynamics and core character alliances shift under escalating external stakes.
  • Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • Sets up serialized story arcs that build directly toward the climactic season finale.
Season 3 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 3 Progress Shield

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Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

23%
77%
Mytharc (3): Crucial lore & season climaxes
Core (10): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

The Wrath of Hughes

Oct 21, 2016

Peabody and Sherman confront bizarro versions of themselves after entering an alternate reality that's ruled by a cyborg Mrs. Hughes.

S3·E3 Core

Pea Dummy / Mary Anning

Oct 21, 2016

After scoring surprisingly low on an IQ test, a time-traveling Peabody meets his match in brainy Mary Anning, the world's first female paleontologist.

S3·E4 Core

Climate Control / Ziryab

Oct 21, 2016

Our hot-and-cold co-hosts come to blows over the temperature inside the studio. Distracted designer Ziryab unveils his vision for a royal wedding.

S3·E5 Core

Brain Switch / Koikawa Harumachi

Oct 21, 2016

Everything's off-kilter when Peabody and Sherman attempt to swap brains. Comic book inventor Koikawa Harumachi unleashes a literary monster.

S3·E6 Core

Super Sherman / Ada Lovelace

Oct 21, 2016

Sherman gains unexplained superpowers when a meteor hits the penthouse. Messy math whiz Ada Lovelace writes the code for the world's first computer.

S3·E7 Core

Mouse Hunt / David Bushnell

Oct 21, 2016

A mouse on the loose in the penthouse makes Peabody's skin crawl. The inventor of the world's first submarine sets out to find a sea monster.

S3·E8 Core

Sweet Little Lies / Allan Pinkerton

Oct 21, 2016

Peabody vows to teach Sherman that honesty is the best policy. Pioneering private eye Allan Pinkerton searches for a stash of stolen diamonds.

S3·E9 Core

Tree House / Queen Hatshepsut

Oct 21, 2016

A visit from Johnny Appleseed turns the studio into a woodsy wonderland. Self-absorbed pharaoh Queen Hatshepsut opens up the world’s first zoo.

S3·E10 Core

This Is Your Life? / Robert Edwin Peary

Oct 21, 2016

Peabody and Sherman help Hobson cross items off his bucket list. Explorer Robert Peary's historic North Pole trek takes a detour to Santa's workshop.

S3·E11 Core

Telethon / Enrico Caruso

Oct 21, 2016

Sherman hosts a telethon to help his school -- and win a prize. A time-traveling Peabody steps in to prove opera star Enrico Caruso's innocence.

S3·E12 Mytharc

Spooktacular / Nicholas-Joseph Cugnot

Oct 21, 2016

A spook-tacular show turns Peabody and Sherman into monsters. The inventor of the world's first automobile is also one of the world's worst drivers.

S3·E13 Mytharc

Return of the Guapos / Lucy Walker

Oct 21, 2016

The Guapo Brothers' rival talk show steals Peabody and Sherman's audience. Mountaineering maven Lucy Walker makes history on the Matterhorn.