Seasons
Season 1 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Captain Underpants and the Frenzied Farts of Flabby Flabulous | 7.5 | 103 |
| 2 | Captain Underpants and the Dreadful Debacle of DJ Drowsy Drawers | 7.7 | 77 |
| 3 | Captain Underpants and the Horrible Hostilities of the Homework Hydra | 7.8 | 69 |
| 4 | Captain Underpants and the Vexing Villiany of the Vile Vimpire | 7.3 | 67 |
| 5 | Captain Underpants and the Terrifying Perilious Misfortune of the T.P. Mummy | 8.1 | 62 |
| 6 | Captain Underpants and the Squishy Predicament of the Stanley Peet's Stinky Pits | 7.4 | 58 |
| 7 | Captain Underpants and the Costly Conundrum of the Calamitous Claylossus | 8.3 | 68 |
| 8 | Captain Underpants and the Jarring Jerkiness of the Judge J.O.R.T.S. | 7.9 | 58 |
| 9 | Captain Underpants and the Strange Strife of the Smelly Socktopus | 7.4 | 56 |
| 10 | Captain Underpants and the Flustering Mindless Woe of the Flushable Memory Wipes | 7.1 | 60 |
| 11 | Captain Underpants and the Soggy Salvation of the Swirling Sweatnami | 7.9 | 53 |
| 12 | Captain Underpants and the Sickening Fumes of Smartsy Fartsy | 7.5 | 56 |
| 13 | Captain Underpants and the Troublesome Treachery of the Thieving Toot Fairy | 7.6 | 57 |
Season 2 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Captain Underpants and the Tenuous Takedown of the Tyrannical Teachertrons | 8.1 | 42 |
| 2 | Captain Underpants and the Frantic Fury of the Fearsome Furculees | 8.2 | 44 |
| 3 | Captain Underpants and the Harmful Horrors of the Harrowing Hiveschool | 8.1 | 46 |
| 4 | Captain Underpants and the Preposterous Pulverizing of the Pestering Poopacabra | 7.6 | 45 |
| 5 | Captain Underpants and the Dastardly Deeds of the Devious Diddlysaurus | 7.8 | 43 |
| 6 | Captain Underpants and the Shadowy Syndrome of the Sinister Splotch | 8.0 | 41 |
| 7 | Captain Underpants and the Bizarre Blitzkrieg of the Bothersome Butt-erflies | 7.4 | 41 |
| 8 | Captain Underpants and the Problematic Pandemonium of the Punishing Plungerina | 7.8 | 38 |
| 9 | Captain Underpants and the Bombastic Blathering of the Brainy Blabulous | 7.9 | 39 |
| 10 | Captain Underpants and the Crazy Caustic Spray of the Contagious Cruelius Sneezer | 8.3 | 39 |
| 11 | Captain Underpants and the Trashy Tale of the Tumultuous Tubbadump | 7.7 | 41 |
| 12 | Captain Underpants and the Taxing Trauma of the Treacherous Tattle Trials, Part 1 | 8.0 | 42 |
| 13 | Captain Underpants and the Taxing Trauma of the Treacherous Tattle Trials, Part 2 | 8.2 | 45 |
Season 3 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Captain Underpants and the Worrisome Wedge of the Water Warmongers | 8.5 | 44 |
| 2 | Captain Underpants and the Angry Abnormal Atrosities of the Astute Animal Aggressors | 8.5 | 41 |
| 3 | Captain Underpants and the Abysmal Altercation of the Abominable Altitooth | 7.2 | 38 |
| 4 | Captain Underpants and the Bizarre Bout of the Beastly Barfilisk | 7.5 | 37 |
| 5 | Captain Underpants and the Monstrous Mayhem of the Massive Melviathan | 8.0 | 38 |
| 6 | Captain Underpants and the Savage Spite of the Slimy Salamangler | 7.9 | 40 |
| 7 | Captain Underpants and the Cunning Combat of the Covert Camoflush | 8.0 | 37 |
| 8 | Captain Underpants and the Bad Beat of the Blah Borelock | 7.9 | 36 |
| 9 | Captain Underpants and the Ghastly Danger of the Ghost Dentist | 8.2 | 37 |
| 10 | Captain Underpants and the Confounding Concoction of the Crooked Combotato | 8.2 | 39 |
| 11 | Captain Underpants and the Ludicrous Lunacy of the Loopy Laserlightmare | 8.0 | 37 |
| 12 | Captain Underpants and the Shocking Showdown of the Staggering Sugamechanger | 8.1 | 36 |
| 13 | Captain Underpants and the Polarizing Plight of the Pitiless Poopetrators | 8.3 | 44 |
