Geronimo Stilton is about the titular character, a mouse journalist and head of the Geronimo Stilton Media Group. He searches New Mouse City and places around the world for new scoops while having adventures along the way with his nephew Benjamin, cousin Trap, sister Thea and Benjamin's friend Pandora Woz. Most episodes share no story connections and are generally self-contained, though some episodes feature ties and characters from others.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Operation Shufongfong | 2009-09-15 | 26 min |
| Season 1 | Episode 2 | It's MY Scoop! | 2009-09-15 | 26 min |
| Season 1 | Episode 3 | Stop Acting Around | 2009-09-24 | 26 min |
| Season 1 | Episode 4 | The Mummy with No Name | 2009-10-22 | 26 min |
| Season 1 | Episode 5 | Barry the Moustache | 2009-09-17 | 26 min |
| Season 1 | Episode 6 | Paws Off, Cheddarface! | 2009-10-08 | 26 min |
| Season 1 | Episode 7 | Going Down to Chinatown | 2009-11-05 | 26 min |
| Season 1 | Episode 8 | Hypno Tick Tock | 2009-10-01 | 26 min |
| Season 1 | Episode 9 | The Mask of Rat-Jitsu | 2009-10-29 | 26 min |
| Season 1 | Episode 10 | Blackrat's Treasure | 2009-10-15 | 26 min |
| Season 1 | Episode 11 | Intrigue on the Rodent Express | 2009-11-12 | 26 min |
| Season 1 | Episode 12 | Mouse House of the Future | 2009-10-19 | 26 min |
| Season 1 | Episode 13 | Reported Missing | 2009-12-25 | 26 min |
| Season 1 | Episode 14 | The Gem Gang | 2009-12-25 | 26 min |
| Season 1 | Episode 15 | Clean Sweep | 2010-01-11 | 26 min |
| Season 1 | Episode 16 | Mr. and Mrs. Matched | 2009-12-31 | 26 min |
| Season 1 | Episode 17 | Top Model Thea | 2009-11-26 | 26 min |
| Season 1 | Episode 18 | Attack of the Killer Whale | 2009-12-10 | 26 min |
| Season 1 | Episode 19 | Cheese Connection | 2009-12-24 | 26 min |
| Season 1 | Episode 20 | Starring Geronimo | 2009-12-24 | 26 min |
| Season 1 | Episode 21 | Rules of the Game | 2009-12-31 | 26 min |
| Season 1 | Episode 22 | The Gator Samaritan | 2010-01-06 | 26 min |
| Season 1 | Episode 23 | The Bad Luck of Team Fromage | 2010-01-07 | 26 min |
| Season 1 | Episode 24 | Castle Creeps | 2010-01-11 | 26 min |
| Season 1 | Episode 25 | Smarty Pants | 2009-12-17 | 26 min |
| Season 1 | Episode 26 | Tea Story | 2009-12-03 | 26 min |
| Season 2 | Episode 1 | Ravenrat | 2011-10-24 | 26 min |
| Season 2 | Episode 2 | The Great Jellybean Adventure | 2011-10-24 | 26 min |
| Season 2 | Episode 3 | Bloodlines | 2011-10-24 | 26 min |
| Season 2 | Episode 4 | Sea Rats | 2011-10-24 | 26 min |
| Season 2 | Episode 5 | Chips and Dips | 2011-10-24 | 26 min |
| Season 2 | Episode 6 | Temple of the Dragon's Gasp | 2011-10-24 | 26 min |
| Season 2 | Episode 7 | The Creepy Cowboy of Cactus Gulch | 2011-10-24 | 26 min |
| Season 2 | Episode 8 | The Emerald Chest | 2011-10-24 | 26 min |
| Season 2 | Episode 9 | Chauncey and the Secret Cheese | 2011-10-24 | 26 min |
| Season 2 | Episode 10 | The Cave Mouse | 2011-10-24 | 26 min |
| Season 2 | Episode 11 | Say, Cheese! | 2011-10-24 | 26 min |
| Season 2 | Episode 12 | The Mermaid Mouse | 2011-10-24 | 26 min |
| Season 2 | Episode 13 | Lord Trap | 2011-10-24 | 26 min |
| Season 2 | Episode 14 | The Legend of Big Toes | 2011-10-24 | 26 min |
| Season 2 | Episode 15 | The Disappearance of Nelson Napmouse | 2011-10-24 | 26 min |
| Season 2 | Episode 16 | Chase Trailor and the Golden Rodent | 2011-10-24 | 26 min |
| Season 2 | Episode 17 | The Incredible Shrinking Stiltons | 2011-10-24 | 26 min |
| Season 2 | Episode 18 | Dino-Mice! | 2011-10-24 | 26 min |
| Season 2 | Episode 19 | Pole Rat | 2011-10-24 | 26 min |
| Season 2 | Episode 20 | Return to the Dojo | 2011-10-24 | 26 min |
| Season 2 | Episode 21 | Magic Mice | 2011-10-24 | 26 min |
| Season 2 | Episode 22 | Dude Where's My Shark? | 2011-10-24 | 26 min |
| Season 2 | Episode 23 | The Fabumouse Fountain of Youth | 2011-10-24 | 26 min |
| Season 2 | Episode 24 | If I Could Talk To The Animals | 2011-10-24 | 26 min |
| Season 2 | Episode 25 | A Brief Engagement | 2011-10-24 | 26 min |
| Season 2 | Episode 26 | Paremesani Crush | 2011-10-24 | 26 min |
| Season 3 | Episode 1 | Van Mousling | 2016-12-09 | 26 min |
| Season 3 | Episode 2 | Geronimo vs the Weremouse | 2016-12-09 | 26 min |
| Season 3 | Episode 3 | Off Road Rats | 2016-12-12 | 26 min |
| Season 3 | Episode 4 | Double Trap | 2016-12-12 | 26 min |
| Season 3 | Episode 5 | The Big Sleep | 2016-12-13 | 26 min |
| Season 3 | Episode 6 | Trade Off | 2016-12-20 | 26 min |
| Season 3 | Episode 7 | Bantam of the Balcony | 2016-12-14 | 26 min |
| Season 3 | Episode 8 | Cheese Raker | 2016-12-14 | 26 min |
| Season 3 | Episode 9 | Sorceress of the Bayou | 2016-12-15 | 26 min |
| Season 3 | Episode 10 | Lights in the Desert | 2016-12-20 | 26 min |
| Season 3 | Episode 11 | Guardians of the King | 2016-12-16 | 26 min |
| Season 3 | Episode 12 | The Legend of Marzipan Island | 2016-12-16 | 26 min |
| Season 3 | Episode 13 | Clowning Around | 2016-12-19 | 26 min |
| Season 3 | Episode 14 | Lava or Leave Her | 2016-12-19 | 26 min |
| Season 3 | Episode 15 | Snow Job | 2016-12-21 | 26 min |
| Season 3 | Episode 16 | The Sword of Mousitomo | 2017-06-16 | 26 min |
| Season 3 | Episode 17 | A Tall Order | 2016-12-21 | 26 min |
| Season 3 | Episode 18 | A Mouse on the Moon | 2016-12-21 | 26 min |
| Season 3 | Episode 19 | The False Teeth Caper | 2016-12-22 | 26 min |
| Season 3 | Episode 20 | Virtual Vacation | 2017-06-20 | 26 min |
| Season 3 | Episode 21 | Skateboarding Championship | 2017-06-21 | 26 min |
| Season 3 | Episode 22 | Ghost Bashers | 2017-06-21 | 26 min |
| Season 3 | Episode 23 | The Mystery of Mancheco Island | 2017-06-22 | 26 min |
| Season 3 | Episode 24 | The Mouse Sitter | 2017-06-22 | 26 min |
| Season 3 | Episode 25 | Lights, Camera, Action | 2017-06-23 | 26 min |
| Season 3 | Episode 26 | Junior Jack | 2017-06-23 | 26 min |
| Directing | Guy Vasilovich | Director |
| Writing | Elisabetta Dami | Characters |