Episodes
1. Captain Underpants and the Frenzied Farts of Flabby Flabulous
8.9
July 13, 2018
24 min
George and Harold get revenge on their gym teacher by writing him into a ridiculous new comic. But the joke's on them when life imitates art.
Guest Stars:
David Koechner, Erica Luttrell, Patty Mattson
2. Captain Underpants and the Dreadful Debacle of DJ Drowsy Drawers
9.2
July 13, 2018
24 min
A school dance sounds like fun -- but only if the boys can keep their music teacher from playing DJ and putting everyone to sleep.
Guest Stars:
Evan Kishiyama, Patty Mattson, Tress MacNeille
3. Captain Underpants and the Horrible Hostilities of the Homework Hydra
9.2
July 13, 2018
24 min
To get out of an epic assignment, George and Harold go back in time to the moment homework was invented to try and stop it before it starts.
Guest Stars:
Evan Kishiyama, Erica Luttrell, Patty Mattson, David Koechner, Tress MacNeille
4. Captain Underpants and the Vexing Villiany of the Vile Vimpire
9.8
July 13, 2018
24 min
After Erica critiques their comic book, George and Harold create a brand-new character -- a vampire who sucks the joy out of everything.
Guest Stars:
Evan Kishiyama, Erica Luttrell, David Koechner
5. Captain Underpants and the Terrifying Perilous Misfortune of the T.P. Mummy
10.0
July 13, 2018
24 min
A T.P. prank gone wrong leads to clogged toilets -- and a fateful explosion -- that turns the boys' new French teacher into a mummy.
Guest Stars:
Erica Luttrell, Clancy Brown, Maggie Wheeler
6. Captain Underpants and the Squishy Predicament of the Stanley Peet's Stinky Pits
10.0
July 13, 2018
24 min
Holy guacamole! George and Harold are so determined to win an avocado-growing contest that they accidentally turn their science teacher into a monster.
Guest Stars:
7. Captain Underpants and the Costly Conundrum of the Calamitous Claylossus
10.0
July 13, 2018
24 min
Rumors swirl around the shadowy Bo Hweemuth, a mysterious student with secret gifts who has the whole school living in fear.
Guest Stars:
Brennan Murray
8. Captain Underpants and the Jarring Jerkiness of the Judge J.O.R.T.S.
10.0
July 13, 2018
24 min
The boys' latest comic inspires their jorts-wearing Spanish teacher to become a superhero with otherworldly powers.
Guest Stars:
Jim Rash
9. Captain Underpants and the Strange Strife of the Smelly Socktopus
10.0
July 13, 2018
24 min
After Erica compares her suspension to a vacation, a jealous George and Harold pull every prank in the book so they can get suspended, too.
Guest Stars:
John DiMaggio
10. Captain Underpants and the Flustering Mindless Woe of the Flushable Memory Wipes
10.0
July 13, 2018
24 min
A chocolate-pudding "incident" sends George and Harold into hiding. But there's a new principal when they come back -- and no one remembers them!
Guest Stars:
Rob Riggle
11. Captain Underpants and the Soggy Salvation of the Swirling Sweatnami
5.5
July 13, 2018
24 min
The boys travel back in time to stop Mr. Krupp from becoming a bully, only to find that their plan has turned him into a ruthless businessman.
Guest Stars:
Tudi Roche
12. Captain Underpants and the Sickening Fumes of Smartsy Fartsy
10.0
July 13, 2018
24 min
To steal Mr. Krupp's rule book from a tightly locked safe, the boys cook up a super-intelligent gas cloud who winds up turning against them.
Guest Stars:
Trevor Devall
13. Captain Underpants and the Troublesome Treachery of the Thieving Toot Fairy
10.0
July 13, 2018
24 min
It's a race against time as George and Harold try to get Mr. Krupp fired before he can have them expelled. But first: a faceoff with the Toot Fairy!
Guest Stars:
Trevor Devall, Mindy Sterling, Max Koch
