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Season guide

Arthur: Season 15

19 episodes Premiered Oct 10, 2011 Updated Oct 16, 2026
Previously on Arthur

Season 15 Lore Primer

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

  • ⚡ Picks up essential narrative continuity directly following the events of Arthur Season 14.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
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Season 15 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 15 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 15: Filler vs. Essential Canon

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

16%
84%
Mytharc (3): Crucial lore & season climaxes
Core (16): Character development & subplots
Side Quest (0): Standalone / filler
S15·E1 Mytharc

Fifteen

Oct 10, 2011 · 26 min

Arthur has fifteen minutes to get back home get his report and get back to school before class starts.

S15·E2 Core

I Wanna Hold Your Hand

Oct 11, 2011 · 13 min

George sees Binky hold his mother's hand. Binky doesn't want anyone else to know.

S15·E3 Core

Whistling in the Wind

Oct 11, 2011 · 13 min

Everyone knows the Tibbles are exactly the same. So if they are supposed to be exactly the same, why can Tommy whistle while Timmy can’t? Does this mean one twin is better than the

S15·E4 Core

Buster's Secret Admirer

Oct 12, 2011 · 13 min

Buster receives chocolates in the mail from a "secret admirer" and tries to uncover who it was sent by.

S15·E5 Core

The Last King of Lambland

Oct 12, 2011 · 13 min

James receives a gift from his uncle in Scotland - a toy that will supposedly give its owner the powers of the legendary James the Squinty, leader of the clan MacDoogal-Donal’s!

S15·E6 Core

Cents-less

Oct 13, 2011 · 13 min

Mr. Ratburn decides to have his students learn a lesson about handling money. Telling them that they can't spend any money for the weekend and have to barter for what they want.

S15·E8 Core

To Eat or Not to Eat

Oct 14, 2011 · 13 min

A new candy bar that Buster wants to try is making anyone who eats the candy bar act strange.

S15·E9 Core

S.W.E.A.T.

Oct 14, 2011 · 13 min

It’s time for the kids at Lakewood Elementary to take the Stoddard-Wilkins Elementary Aptitude Test, or “S.W.E.A.T”

S15·E10 Core

Prunella the Pack Rat

Apr 16, 2012 · 13 min

Prunella receives help from her friends to clean out her closet. She has kept everything since she was a baby, making her closet very full.

S15·E11 Core

What's in a Name?

Apr 16, 2012 · 13 min

Binky finds out that his real name isn’t Binky, it’s… Shelly?! He’s certain he will have to leave town - or at least school - having this silly name.

S15·E12 Core

Muffy's Classy Classics Club

May 23, 2012 · 13 min

Muffy starts a book club. Things don't go over so well when she starts picking out all the books for the club members to read.

S15·E13 Core

Best Enemies

May 23, 2012 · 13 min

Muffy’s feelings are hurt when her friends criticize her favorite book series.

S15·E14 Core

Buster's Garden of Grief

May 24, 2012 · 13 min

Fritz asks Buster to take care of the community garden for him while he recovers from his ankle injury. Buster has to stop short when he finds out he's going on a camping trip with

S15·E15 Core

Through the Looking Glasses

May 24, 2012 · 13 min

Arthur can’t find his glasses and has to get new ones, but all the attention he is getting from these new hipper glasses has gone straight to his head!

S15·E16 Core

The Butler Did...What?

May 25, 2012 · 13 min

Bailey disappears, and Muffy tries to find him. In doing so she discovers that she doesn't really know much about her Butler.

S15·E17 Core

The Trouble with Trophies

May 25, 2012 · 13 min

Everyone loves getting trophies, right? It turns out that Fern could not care less about them. Yet Muffy is convinced that Fern must be despairing about never having won anything!

S15·E18 Mytharc

Grandpa Dave's Memory Album

Jun 15, 2012 · 13 min

Grandpa Dave moves closer to the family. The problem is he can't remember much about anything anymore due to his Alzheimer's Disease, so Arthur and D.W. assemble a memory album for

S15·E19 Mytharc

Buster's Carpool Catastrophe

Jun 15, 2012 · 13 min

Buster is excited for the cooking class carpool until it turns out to be a little too crowded.

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