Young Finn and his shape-shifting dog buddy, Jake, go on a series of surreal adventures as they journey through the postapocalyptic Land of Ooo.
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see all options Availability data: JustWatch
- Seasons
- 10
- Episodes aired
- 279
- Latest aired
- S10E13
- Total runtime
- 2d 3h
Timeline when each season aired
- Season 1 April 2010 – September 2010 26 episodes
- Season 2 October 2010 – May 2011 26 episodes
- Season 3 July 2011 – February 2012 26 episodes
- Season 4 April 2012 – October 2012 26 episodes
- Season 5 November 2012 – March 2014 52 episodes
- Season 6 April 2014 – June 2015 43 episodes
- Season 7 November 2015 – March 2016 26 episodes
- Season 8 March 2016 – February 2017 27 episodes
- Season 9 April 2017 – July 2017 14 episodes
- Season 10 September 2017 – September 2018 13 episodes
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S05E01 Finn the Human
November 12 · 11min find the promo
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Part 2 of a three-part episode. Finn and Jake chase the Lich through a dimensional portal and meet a wishmaster. After the Lich wishes that humanity never existed, Finn wishes that the Lich never existed.
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S05E02 Jake the Dog
November 12 · 11min find the promo
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Part 3 of a three-part episode. Finn and Jake chase the Lich through a dimensional portal and meet a wishmaster. After the Lich wishes that humanity never existed, Finn wishes that the Lich never existed.
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S05E03 Five More Short Graybles
November 19 · 11min find the promo
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A series of short stories all centered around a common theme, hosted by a mysterious man named Cuber from the future.
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S05E04 Up a Tree
November 26 · 11min find the promo
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The guys' game of catch goes awry when their throwing disc is lodged in a large tree.
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S05E05 All the Little People
December 3 · 11min find the promo
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Finn receives a bag full of miniature versions of his friends.
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S05E06 Jake the Dad
January 7 · 11min find the promo
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Jake's a daddy, but being a father and keeping his rainicorn pups from killing themselves or each other is a lot harder than he imagined.
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S05E07 Davey
January 14 · 11min find the promo
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Finn creates an alter ego, Davey. Davey soon begins to take over, and Jake is forced into action to get his old friend back.
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S05E08 Mystery Dungeon
January 21 · 11min find the promo
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Ice King, NEPTR, Tree Trunks, Shelby, and Lemongrab are trapped inside a mysterious dungeon and must work together to free themselves.
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S05E09 All Your Fault
January 28 · 11min find the promo
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Princess Bubblegum sends Finn and Jake to investigate a message of distress from the Earls of Lemongrab.
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S05E10 Little Dude
February 4 · 11min find the promo
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Finn's hat comes to life and becomes evil after it is touched by a wizard. Finn, Jake, and the wizard track the hat down, and manage to turn the hat good.
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S05E11 Bad Little Boy
February 18 · 11min find the promo
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The princesses tire of Ice King’s crazy Fionna-and-Cake fan-fiction stories, so Marceline stops by the Ice Kingdom to show him how to properly write a story.
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S05E12 Vault of Bones
February 25 · 11min find the promo
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When Flame Princess begins to doubt her evilness, Finn insists she is not evil and takes her on a journey into a dungeon to help her sort out her thoughts.
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S05E13 The Great Bird Man
March 4 · 11min find the promo
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Xergiok, the former Goblin king who was deposed by Finn and Jake claims to have turned over a new leaf.
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S05E14 Simon & Marcy
March 25 · 11min find the promo
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A look at what Ice King and Marceline were like 996 years ago.
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S05E15 A Glitch Is a Glitch
April 1 · 11min find the promo
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The Ice King creates a computer virus that will delete everyone in Ooo except for him and Princess Bubblegum. Finn and Jake hack into the universal source code to destroy the virus.
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S05E16 Puhoy
April 8 · 11min find the promo
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While dwelling on a joke he told to Flame Princess, Finn finds himself trapped in a strange pillow world.
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S05E17 BMO Lost
April 15 · 11min find the promo
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BMO makes his way home after being snatched by an eagle. On its way, BMO meets Bubble and a baby, and the three decide to journey home together.
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S05E18 Princess Potluck
April 22 · 11min find the promo
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Ice King gets super jealous when he finds out that he wasn't invited to the Princess Potluck.
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S05E19 James Baxter the Horse
May 6 · 11min find the promo
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Finn and Jake stumble across a horse named James Baxter who has the ability to make sad people feel better.
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S05E20 Shh!
May 13 · 11min find the promo
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Finn and Jake make a bet to see who can not talk the longest, and the two use signs to communicate.
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S05E21 The Suitor
May 20 · 11min find the promo
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Peppermint Butler thinks that Bubblegum is working too hard in her lab, so he tries to get her a suitor.
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S05E22 The Party's Over, Isla de Señorita
May 27 · 11min find the promo
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After another one of his schemes fails, the Ice King decides to give up.
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S05E23 One Last Job
June 10 · 11min find the promo
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Jake Jr. gets involved with a group of troublemakers, and Jake is forced to reunite his old gang—which includes Tiffany who first appeared in the first season episode "My Two Favorite People"—to rescue his daughter.
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S05E24 Another Five More Short Graybles
June 17 · 11min find the promo
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A series of short stories with a common theme, hosted by a mysterious man named Cuber from the future. In this entry, Finn and Jake build a time machine. Meanwhile, Princess Bubblegum helps Cinnamon Bun overcome his fear of the dark.
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S05E25 Candy Streets
June 24 · 11min find the promo
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Lumpy Space Princess is robbed, but before she is able to explain the details to Finn and Jake, she faints.
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S05E26 Wizards Only, Fools
July 1 · 11min find the promo
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After Starchy comes down with a cold and needs a magic cure, Finn, Jake, and Princess Bubblegum disguise themselves as wizards and sneak into Wizard City.
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S05E27 Jake Suit
July 15 · 11min find the promo
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Jake gets upset with the amount of times that Finn uses his body as a suit of armor, so he convinces Finn to trade places with him.
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S05E28 Be More
July 22 · 11min find the promo
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BMO accidentally deletes his core system files. Finn and Jake disguise themselves as MOs to infiltrate the MO factory and save BMO from a memory wipe.
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S05E29 Sky Witch
July 29 · 11min find the promo
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Marceline tracks the Sky Witch, but finds out that she may need Princess Bubblegum's help.
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S05E30 Frost & Fire
August 5 · 11min find the promo
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Flame Princess and the Ice King fight each other, prompting Finn to have an interesting dream.
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S05E31 Too Old
August 12 · 11min find the promo
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Finn, Jake and Princess Bubblegum discover a talented mutant named Lemonhope at The Pageant of Mutants. Now they must find a way to free him from the lemongrabs.
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S05E32 Earth & Water
September 2 · 11min find the promo
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Princess Bubblegum subjects Flame Princess to a series of tests to gauge Flame Princess' fiery tendencies. But when there's an emergency at the treehouse, and Princess Bubblegum leaves Cinnamon Bun to watch Flame Princess, her experiment might literally backfire in her face.
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S05E33 Time Sandwich
September 9 · 11min find the promo
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Jake crafts the most delicious sandwich ever, but when Magic Man steals it, Finn must defy the laws of space and time to win back Jake's creation.
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S05E34 The Vault
September 16 · 11min find the promo
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When Finn starts sleepwalking and dreaming about the Green Lady he filed away in his memory vault, Jake and BMO help him tap into his repressed memories to uncover a secret past. Who is the Green Lady? And how is she connected to Finn?
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S05E35 Love Games
September 23 · 11min find the promo
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Slime Princess needs a husband or else she'll lose the Slime Kingdom to her obnoxious sis. Finn steps in to save the day, but first they will need to win a series of Love Games to prove to Slime Princess's dad that they are really in love. This is definitely not what Finn signed up for!
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S05E36 Dungeon Train
September 30 · 11min find the promo
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All aboard! Finn and Jake discover a train where every car is a dungeon filled with a new foe for Finn to fight. Jake quickly gets bored and wants to leave, but Finn is having the best time and doesn't want to leave... ever!
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S05E37 Box Prince
October 7 · 11min find the promo
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Finn meets the Box Prince—a cat with a box on its back—and learns that the Box Kingdom has been taken over by an imposter. Finn must therefore help the real Box Prince reclaim the throne.
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S05E38 Red Starved
October 14 · 11min find the promo
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Finn, Jake and Marceline are trapped in an underground cavern with no red in sight. If Marceline doesn't feed, like ASAP, she will turn into a vampiric beast and suck out all of Jake's blood! So, Finn heads off to explore the cave and find something red to satiate her until they can be rescued. But time is running out!
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S05E39 We Fixed a Truck
October 21 · 11min find the promo
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Finn finds an old truck, and Jake calls Banana Man to help with the repairs. But when BMO stays up all night working on the truck, he hears on a spooky radio talk show that Princess Bubblegum is a reptilian replicant. Is it just another one of Starchy's crazy conspiracy theories, or a fact?
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S05E40 Play Date
November 4 · 11min find the promo
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Sick and tired of babysitting Ice King while the Ice Kingdom is being rebuilt, Finn and Jake call up an old friend to hang out with their annoying houseguest: Abracadaniel.
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S05E41 The Pit
November 18 · 11min find the promo
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Finn needs Lady Rainicorn's help to rescue Jake when he is kidnapped by Kee-Oth the Blood Demon.
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S05E42 James
November 25 · 11min find the promo
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Finn, Jake, and Princess Bubblegum are attacked by nasty goo monsters in the Desert of Wonders.
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S05E43 Root Beer Guy
December 2 · 11min find the promo
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Root Beer Guy works a boring job during the day and tries to write mystery stories at night. But his life is about to change when he witnesses Finn and Jake kidnapping Princess Bubblegum! There's only one problem: no one believes Root Beer Guy...
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S05E44 Apple Wedding
January 13 · 11min find the promo
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Tree Trunks and Mr. Pig are celebrating the wedding of the year.
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S05E45 Blade of Grass
January 20 · 11min find the promo
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Finn and Jake decide it's time for Finn to get a new sword. Finn reluctantly buys a grass sword from a mysterious old man, but the sword turns out to be cursed! And unfortunately for our hero, all sales are final.
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S05E46 Rattleballs
January 27 · 11min find the promo
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Finn practices his sword fighting skills at the candy junkyard, where he meets an old gumball robot named Rattleballs. To Finn's shock, he finds out he's not the master swordsman he thinks he is. What the what?! Finn begs Rattleballs to train him, but he soon discovers his mentor's deep, dark secret... a secret that will ultimately test Finn's loyalty to Princess Bubblegum.
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S05E47 The Red Throne
February 10 · 11min find the promo
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When Flame King breaks out of his prison and takes over the Flame Kingdom again, Flame Princess turns to the one person she believes she can trust... Finn! But will Finn be able to put his feelings for Flame Princess aside long enough to help her reclaim her throne?
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S05E48 Betty
February 24 · 11min find the promo
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After a magic spell backfires, the Ice King reverts back to Simon, and seeks help from Finn, Jake, and Marceline in order to get Betty, his former fiancée, back.
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S05E49 Bad Timing
March 3 · 11min find the promo
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Love is in the air when Lumpy Space Princess reconnects with an old classmate, but will her jealousy get in the way of finding true love?
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S05E50 Lemonhope (1)
March 10 · 11min find the promo
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Tired of all of Princess Bubblegum's talk about "responsibility," Lemonhope yearns for true freedom. So he sets off on the greatest adventure of his lemony life.
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S05E51 Lemonhope (2)
March 10 · 11min find the promo
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Though Lemonhope finds refuge from the desert with monster hunter Phlannel Boxingday, he might not be able to escape the ghosts of his past.
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S05E52 Billy's Bucket List
March 17 · 11min find the promo
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Finn finds the hero Billy's bucket list and decides to complete the unfinished items as a final tribute.