Adventure Time Season 1 Episodes

Find out where to watch Season 1 of Adventure Time tonight

Season 1 Episode Guide

Episode 1 - Islands Part 1: The Invitation / Islands Part 2: Whipple the Happy Dragon

Islands Part 1 - The Invitation: A mysterious craft invades Ooo and Finn believes it may hold the secrets to his past. / Islands Part 2 - Whipple the Happy Dragon: Finn, Jake, and Susan set sail on a ocean voyage full of wonders and danger.


Episode 1 - Diamonds & Lemons

Unlikely heroes Finn and Jake are buddies who traverse the mystical Land of Ooo. The best of friends, our heroes always find themselves in the middle of escapades. Finn and Jake depend on each other through thick and thin.


Episode 1 - Slumber Party Panic / Trouble In Lumpy Space

"Slumber Party Panic" - Princess Bubblegum and Finn are doing experiments in a graveyard when they accidentally create candy zombies. Princess Bubblegum and Finn must keep the fragile candy people from discovering that there's a zombie attack on the horizon. "Trouble In Lumpy Space" - Jake starts to turn lumpy after being bitten by Lumpy Space Princess. It's up to Finn to venture to another dimension, Lumpy Space, where he must find a cure that will save his friend.


Episode 1 - Elements Part 1: Skyhooks / Elements Part 2: Bespoken For

Elements Part 1 - Skyhooks: Upon returning to Ooo, Finn and Jake discover that there have been some radical changes in their absence. / Elements Part 2 - Bespoken For: Ice King weaves a tale filled with drama, romance, and men's fashion.


Episode 1 - Pt. 1: Marceline the Vampire Queen / Pt. 2: Everything Stays

Pt. 1: Marceline the Vampire Queen: Finn & Jake hunt for a shadowy predator and Marceline asks Princess Bubblegum for a huge favor. / Pt. 2: Everything Stays: As the sun rises on her last day, Marceline recalls her long extraordinary life.


Episode 2 - Elements Part 3: Winter Light / Elements Part 4: Cloudy

Elements Part 3 - Winter Light: Finn, Jake, and Ice King travel to the new Ice Kingdom to confront the person responsible for turning everything topsy-turvy. / Elements Part 4 - Cloudy: Before they can restore Ooo, Finn and Jake will have to escape exile in an endless sky.


Episode 2 - Pt.3: Vamps About / Pt. 4: The Empress Eyes

Pt.3: Vamps About: Five foes from Marceline's past come back to cause trouble for the Land of Ooo. / Pt. 4: The Empress Eyes: When one of her oldest adversaries targets the Ice Kingdom, Marceline rushes to Simon's rescue.


Episode 2 - Prisoners of Love / Tree Trunks

"Prisoners" - Finn and Jake are kidnapped by the Ice King! He takes them back to his lair, adding them to his collection of kidnapped princesses. Now Finn and Jake must save the princesses and break them out of the Ice King's prison before he marries one of them."Tree Trunks" - When kindly elephant Tree Trunks joins Finn and Jake on a noble quest for the crystal apple, Finn doesn't think she has what it takes to be a hero. But Finn will learn that heroes come in all shapes and sizes.


Episode 2 - Animatic - Islands Part 1: The Invitation / Islands Part 2: Whipple the Happy Dragon

Check out these animatics for Islands "Part 1: The Invitation" and "Islands Part 2: Whipple the Happy Dragon."


Episode 3 - The Enchiridion / The Jiggler

"Enchridion" - Princess Bubblegum tells Finn about a book for heroes called "The Enchiridion". They embark on a quest for the book, and are tested at every turn. "The Jiggler" - Finn and Jake happen upon a jiggly creature who follows them home to their tree house. After some troubles taking care of the Jiggler, they must find a way to return him home to his mother before it's too late.


Episode 3 - Islands Part 3: Mysterious Island / Islands Part 4: Imaginary Resources

Islands Part 3 - Mysterious Island: After waking up alone and shipwrecked, Finn investigates a bizarre island in search of his friends. / Islands Part 4 - Imaginary Resources: Finn and Jake travel to a land where reality has been redesigned and improved.


Episode 3 - Elements Part 5: Slime Central / Elements Part 6: Happy Warrior

Elements Part 5 - Slime Central: Finn and Jake infiltrate the new Slime Kingdom and are drawn into a heated skate battle. / Elements Part 6 - Happy Warrior: One step closer to success, Finn and his friends fight through a new, more brutal, Fire Kingdom to find Flame Princess.


Episode 3 - Pt. 5: May I Come In? / Pt. 6: Take Her Back

Pt. 5: Finn, Jake, Marceline, and PB set out to hunt down the Vamps. But who is hunting them? / Pt. 6: While Princess Bubblegum searches for a cure for Marceline, Finn & Jake take on one of the Vamps themselves.


Episode 4 - Elements Part 7: Hero Heart / Elements Part 8: Skyhooks II

Elements Part 7 - Hero Heart: A full-scale war has broken out between two kingdoms and it's up to Ooo's most unlikely hero to stop it! / Elements Part 8 - Skyhooks II: With time running out, Finn and Lumpy Space Princess work together to unlock one of Ooo's greatest secrets.


Episode 4 - Ricardio, the Heart Guy / Business Time

"Ricardio, the Heart Guy" - There's a new guy in the Candy Kingdom, and his name is Ricardio. Finn is super jealous and believes Ricardio's intentions toward Princess Bubblegum are less than honorable. So, Finn and Jake follow Ricardio in hopes of uncovering his true intentions."Business Time" - When a group of businessmen wash ashore, Jake convinces Finn to take them under their wing. Eventually Finn and Jake become fatter and lazier, allowing the businessmen to do everything for them...including being heroes! But when the businessmen go too far it's up to Finn and Jake to get off the couch and save the day.


Episode 4 - Pt. 7: Checkmate / Pt. 8: The Dark Cloud

Pt. 7: On the eve of battle, Marceline's archenemy comes to her with a strange proposal. / Pt. 8: The final confrontation! Who will survive?


Episode 4 - Animatic - Islands Part 3: Mysterious Island / Islands Part 4: Imaginary Resources

Check out these animatics for "Islands Part 3: Mysterious Island" and "Islands Part 4: Imaginary Resources."


Episode 5 - Islands Part 5: Hide and Seek / Islands Part 6: Min & Marty

Islands Part 5 - Hide and Seek: While exploring some futuristic ruins, Susan sees glimpses of a familiar girl. / Islands Part 6 - Min & Marty: An unexpected revelation from Susan leads Finn closer to answers about his past.


Episode 5 - My Two Favorite People / Memories of Boom Boom Mountain

"My Two Favorite People" - Jake tries to get Lady Rainicorn and Finn to become friends so he doesn't have to split his time between the two. But when they become buddies Jake gets jealous and decides to do whatever he can to split them apart."Memories of Boom Boom Mountain" - When Finn tries to help a sad mountain, he ends up upsetting someone else. Trying to help everyone he spreads himself so thin that, in the end...he risks helping no one. Except maybe himself.


Episode 6 - Finn the Wizard / Evicted!

"Finn the Wizard" - Finn gets lured by a roadside salesman offering "Wizard powers." But are Finn and Jake prepared for the great responsibility that comes with cool powers? "Evicted" - On a dark and stormy night, Finn and Jake are visited by Marceline, the Vampire Queen. She claims the treehouse is actually her house and kicks them out! Now Finn and Jake must find a new, vampire-free, home.


Episode 6 - Animatic - Islands Part 5: Hide and Seek / Islands Part 6: Min & Marty

Check out these animatics for "Islands Part 5: Hide and Seek" and "Islands Part 6: Min & Marty."


Episode 7 - Islands Part 7: Helpers / Islands Part 8: The Light Cloud

Islands Part 7 - Helpers: Finn and his friends journey to a last refuge called Founders Island. / Islands Part 8 - The Light Cloud: Finn confronts the power behind Founders Island, but will he ever return home to Ooo?


Episode 7 - City of Thieves / The Witch's Garden

"City of Thieves" - Finn and Jake enter a City of Thieves to retrieve a young girl's belongings, but will they give in to temptation and become thieves themselves? "The Witch's Garden" - When a witch casts a spell that steals Jake's powers, Finn and Jake must go on a journey to reclaim them.


Episode 8 - Animatic - Islands Part 7: Helpers / Islands Part 8: The Light Cloud

Check out these animatics for "Islands Part 7: Helpers" and "Islands Part 6: The Light Cloud."


Episode 8 - What is Life? / Ocean of Fear

"What is Life? - After Jake pulls the greatest prank in the history of pranks, Finn decides to get back at him by building a "Never-Ending Pie Throwing Robot" (NEPTR). But when Finn steals some of the Ice King's lightning power to make NEPTR fully operational, he gets caught up in a paternal struggle with his arch nemesis over the naively innocent pie-throwing robot."Ocean of Fear" - The normally fearless Finn realizes he's actually afraid of something: the ocean! If that wasn't bad enough, his fear manifests itself in a smoky phantom called the Fear Feaster. Now, in order to destroy the Fear Feaster, Finn must finally overcome his greatest fear.


Episode 9 - Wedding Bells Thaw / Freak City

"Wedding Bells Thaw" - The Ice King is getting married! And he wants Finn and Jake to throw him a "Man-lerette" Party! Our heroes are forced to spend the day with their sworn enemy to ensure he will never kidnap another princess again.


Episode 10 - The Duke / Donny

"The Duke" - Finn goes to great lengths to catch the evil Duke of Nuts, only to discover he's not such a bad guy after all. "Donny" - In an attempt to save a village, Finn and Jake rehabilitate Donny the Ogre, who's a real jerk.


Episode 11 - Henchman / Dungeon

"Henchman" - Finn becomes Marceline's new henchman and reluctantly sets out on a wild night of evil mayhem. Now, Jake must overcome his fear of Marceline in order to save his friend from a lifetime of vampire servitude! "Dungeon" - Against Jake's warnings, Finn decides to explore a scary underground dungeon on his own, but he soon realizes he may have signed on for more adventure than he can handle...


Episode 12 - What Have You Done? / Rainy Day Daydream

"What Have You Done?!" - Princess Bubblegum sends Finn and Jake to capture the Ice King and throw him in jail for another one of his evil schemes against the Candy Kingdom. Our heroes are more than happy to help out... until they start to suspect the Ice King may be innocent for the first time in his life! "Rainy Day Daydream" - There's a knife storm outside, forcing Finn and Jake to spend the day indoors. Jake suggests they use their imaginations to create an adventure inside the treehouse. Finn wants nothing to do with it, but when the dangerous monsters and obstacles in Jake's overactive imagination start to become real, he may have no choice.


Episode 13 - The Gut Grinder / Finn Meets His Hero

"The Gut Grinder" - Finn and Jake track the elusive Gut Grinder, a mysterious monster sneaking into unsuspecting villages to steal all their gold. But when Jake is mistaken for the monster and thrown in jail, Finn must prove that his pal is not the monster everyone thinks he is. "Finn Meets His Hero" - Finn meets his idol and discovers that the former hero is now a brooding, bitter old hermit who believes being heroic is pointless. Finn decides to stop being violent and follow in his idol's more peaceful footsteps. Big mistake!


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