TV series
A young boy who grew up inside a talking whale sets sail for magical Candied Island, accompanied by Capt. K'nuckles, a crusty old pirate.
Streaming, rental and purchase options
Checked Sep 4, 2026
The Marvelous Misadventures of Flapjack is available to stream on Hulu in United States. You can also rent or buy it from Google Play, Amazon, and Apple TV. Use the direct links below to open the provider.
A young boy who grew up inside a talking whale sets sail for magical Candied Island, accompanied by Capt. K'nuckles, a crusty old pirate.
Choose an episode, then use the watch options above for the show.
Episode 1
After Flapjack brags about Bubbie's speed, he ends up involving himself, K'nuckles, and Bubbie in a race through the Sea of Teeth against an evil inventor and his mechanical Alpha-Whale.
Written by J.G. Quintel, Thurop Van Orman
Episode 2
While doing their laundry K'nuckles and Flapjack decide to spy on Bubbie, to find out what she does all day.
Written by Patrick McHale, John Infantino
Episode 3
K'nuckles bets Flapjack in a poker game, resulting in the two having a falling-out. K'nuckles replaces Flapjack with a young boy named Kid Nickels, while Flapjack becomes a banker's apprentice. K'nuckles ends up missing Flapjack and challenges the banker to win him back.
Written by Mike Roth, Pendleton Ward
Episode 4
Flapjack and K'nuckles befriend the richest lady in Stormalong, Lady Nickelbottoms, to steal from her mansion (which is made from candy). When their plans go awry, K'nuckles finds himself challenging Lord Nickelbottoms in a candy-based duel to the death.
Written by Patrick McHale, John Infantino
Episode 5
The evil inventor's twin brother builds a "Grand Flying Contraption" to impress Bubbie, on whom he has a crush. However, when Bubbie does not return the same feelings (she sees him as a friend, rather than a love interest) he becomes very sad. Because of this, Flapjack and crew are inadvertently led into danger.
Written by Kent Osborne
Episode 6
In a scheme to trade wrappers with Peppermint Larry in exchange for candy, K'nuckles and Flapjack search for a "+" because Peppermint Larry says he will give them 100 pieces of candy in exchange for it.
Written by J.G. Quintel
Episode 7
Captain K'nuckles and Flapjack stow away on a ship that they believe will take them to Candied Island. Instead, they end up on the mysterious Cammie Island; Flapjack befriends the misunderstood (and lonely) monster of the island.
Written by Patrick McHale, John Infantino
Episode 8
When Captain K'nuckles believes he has found a map to Candied Island, he wants Flapjack to read it to reach their destination. However, Flapjack (in dire need of a haircut) cannot. They go to Doctor Barber for a haircut, only to find that the barber has stolen the map.
Written by John Infantino, Kent Osborne
Episode 9
When Flapjack thinks he's unable to tell directions, he and K'nuckles decide to go to school. But K'nuckles finds himself unable to keep up with the other students and later plans to steal the candy rewards that the teacher gives out. However, he finds out something strange about the school.
Written by Mike Roth, Pendleton Ward
Episode 10
When they assume that Bubbie has been kidnapped by a group of foreign sailors known as the Snarks, Flapjack and K'nuckles sneak aboard their ship to locate her.
Written by Brett Varon
Episode 11
Flapjack and Captain K'nuckles suffer from a severe case of foot burn (sunburned feet) after sleeping in the sun. On their quest to treat it, they discover a hideous trolley driver whom K'nuckles knew from his past.
Written by Brett Varon
Episode 12
Captain K'nuckles is accused by a pirate captain of stealing his hand, leading Flapjack to believe that K'nuckles is nothing but a liar. This puts a strain on their friendship, causing everyone else believes that K'nuckles stole from them.
Written by Patrick McHale, John Infantino
Episode 13
For Flapjack's birthday K'nuckles, Bubbie, and Flapjack sail west in search of Candied Island.
Written by Mike Roth, Pendleton Ward
Episode 14
Flapjack adopts a rat he rescues from a flood and names it K'nuckles II, but his new pet ends up infecting everyone in Stormalong with the plague.
Written by Kent Osborne
Episode 15
Flapjack, Captain K'nuckles, and Bubbie journey to the Bottom of the World to reclaim K'nuckles' long-lost "sittin' muscle" (his buttocks).
Written by Kent Osborne
Episode 16
When Captain K'nuckles believes he has accidentally cursed Flapjack with the inability to speak he tries to find a cure, only to discover it to be a ruse by Flapjack to attend the local Knot Festival.
Written by Mike Roth, Pendleton Ward
Episode 17
After relating a tale that reveals why he doesn't trust women Captain K'nuckles ends up falling in love with his own reflection, believing it to be a beautiful woman.
Written by Mike Roth, Pendleton Ward
Episode 18
When Peppermint Larry hosts his annual Adventure Beard-Off Contest Captain K'nuckles enters the contest, with Flapjack pretending to be his beard.
Written by Mike Roth, Pendleton Ward
Episode 19
Flapjack finds out Peppermint Larry is preparing for the Stormalong Pun-Off, in which he will compete against comedy legend Punsie McKale. After Flapjack and Larry are knocked out by Punsie's puns, K'nuckles steals the show.
Written by Patrick McHale, John Infantino
Episode 20
Flapjack learns to balance a board on the waves (surfing) and becomes Stormalong's biggest film star.
Written by Brett Varon
Episode 21
Flapjack and Captain K'nuckles get stranded on an island inhabited by a mechanical genie; after fishing for food, they discover that not everything is as it seems.
Written by Brett Varon, Mike Roth
Episode 22
Captain K'nuckles tells Flapjack that the more enemies an adventurer have, the greater adventurer he is. This results in Flapjack going on a quest to make enemies and all his plans backfiring.
Written by J.G. Quintel, Thurop Van Orman
Episode 23
Desperate to find a younger sibling after Captain K'nuckles calls him "a baby" out of annoyance, Flapjack asks Bubbie where babies come from and mistakenly adopts a duck as his new "baby brother".
Written by Patrick McHale, John Infantino
Episode 24
When the Candy Barrel is shut down by the Dock Hag due to a misunderstanding, Peppermint Larry tries his hand at puppetry. He eventually finds success with "The Amazing Adventures of Pancake" – a spoof of Flapjack and his adventures, much to Flapjack's dismay.
Written by J.G. Quintel, Kent Osborne
Episode 25
Believing K'nuckles to be a bad influence Bubbie tells Flapjack to stop following the pirate, but to lead him instead. Unfortunately, after taking the advice of an animal trainer Flapjack accidentally hypnotizes K'nuckles into believing he is a seal.
Written by Mike Roth, Pendleton Ward
Episode 26
When Bubbie sends Flapjack and K'nuckles to get shelf polish on the "bad side" of town, they get into trouble with a group of alley kids and ultimately are challenged to a dance-off to get their possessions back.
Written by Alex Hirsch, John Infantino
Episode 27
Flapjack denies he is in love with Sally Syrup, despite the little red hearts that pop up around his head.
Written by Patrick McHale, Somvilay Xayaphone
Episode 28
Bubbie falls in love with a whale named Harvey, who kidnaps Captain K'nuckles and Flapjack to work in his factory on Laundry Island – unknown to Bubbie, who thinks they are ignoring her.
Written by Alex Hirsch, Steve Little, Pendleton Ward, Steve Little, Cindy Morrow, John Infantino, Kent Osborne
Episode 29
After Flapjack finds a pair of legs adrift at sea, Captain K'nuckles uses them to terrorize the people of Stormalong Harbor. However, when a sea monster's torso comes to reclaim the legs a battle for ownership ensues.
Written by Alex Hirsch, Pendleton Ward
Episode 30
Flapjack is told by Bubbie the origin of his name before getting his first "special flapjacks". However, Captain K'nuckles forbids Flapjack from eating pancakes without syrup and the two set out to solve the recent syrup shortage.
Written by Patrick McHale, Somvilay Xayaphone
Episode 31
When Flapjack discovers some fresh fruit (which hasn't been seen in years) and Captain K'Nuckles eats it, the two head to an island to get some more but a mysterious plant man keeps getting in the way.
Written by Kent Osborne
Episode 32
The Dock Hag catches Flapjack and Captain K'nuckles littering and sentences them to community service collecting fish heads. Doctor Barber offers to pay them for the heads (much to their delight), but they soon discover his true intentions for the fish heads.
Written by John Infantino, Ghostshrimp
Episode 33
Flapjack keeps getting mistaken for a girl so he and Captain K'nuckles attempt to literally "man him up", only to discover that his voice is the problem.
Written by John Infantino, Kent Osborne
Episode 34
Captain K'nuckles steals a mermaid queen's heart filled with wishes (in the form of candy) so he and Flapjack can go to Candied Island, but they quickly misuse the wishes and learn a terrible secret about the mermaid.
Written by Alex Hirsch, Pendleton Ward
Episode 35
Flapjack and Captain K'nuckles are swindled by a mysterious man named Ben Boozle and are forced to work on his ship until Flapjack can achieve the rank of captain.
Written by John Infantino, Ghostshrimp
Episode 36
Flapjack and Captain K'nuckles sneak aboard a candy cruise ship, but accidentally anger Poseidon when they destroy the ship's figurehead.
Written by Kent Osborne, John Infantino, Ghostshrimp
Episode 37
Flapjack is dubbed Captain K'nuckles' guardian angel by Bubbie but when Flapjack annoys him with constant protection, K'nuckles fakes his own death to have peace.
Written by Alex Hirsch, Pendleton Ward
Episode 38
When Captain K'nuckles and Bubbie read Flapjack's secret diary, Flapjack decides to live like a hermit on a remote island to keep his secrets safe.
Written by Patrick McHale, Somvilay Xayaphone
Episode 39
Taunted by a rich boy for being poor, Flapjack and Captain K'nuckles search for diamonds that the rich boy claims are in the sewers of Upper Stormalong Harbor.
Written by Alex Hirsch, Pendleton Ward, Kent Osborne
Episode 40
Flapjack learns from Captain K'Nuckles about a strange man who trades combs in exchange for candy. After finding the man's family is in a similar situation to his, Flapjack helps the man (Tee Hee Tummy Tums) sell his combs.
Written by Kent Osborne, Patrick McHale, Somvilay Xayaphone
Episode information updated Sep 17, 2026
Thurop Van OrmanFlapjack (voice)
Brian Doyle-MurrayCaptain K'nuckles (voice)
Roz RyanBubbie (voice)
Jeff BennettPeppermint Larry (voice)
Steve LittleDoctor Barber (voice)
Richard McGonagleEight-Armed Willy
Cree SummerBuff Delinquent
S. Scott BullockPatch
Cartoon NetworkUnited States
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