Picking up immediately following the events in the feature film, these are the continuing adventures and friendship of 14-year-old tech genius Hiro and his compassionate, cutting-edge robot Baymax. As the new prodigy at San Fransokyo Institute of Technology, Hiro now faces daunting academic challenges and the social trials of being the little man on campus. Off campus, the stakes are raised for the high-tech heroes as they must protect their city from an array of scientifically enhanced villains.
Where to watch
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Disney Plus
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Apple TV Store
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Google Play Movies
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Fandango At Home
see all options Availability data: JustWatch
- Seasons
- 3
- Episodes aired
- 65
- Latest aired
- S03E18
- Total runtime
- 23h 10min
Timeline when each season aired
- Season 1 November 2017 – October 2018 22 episodes
- Season 2 May 2019 – January 2020 24 episodes
- Season 3 September 2020 – February 2021 19 episodes
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S01E01 Baymax Returns
November 20 · 43min find the promo
Show synopsis
Hiro thinks Baymax is lost forever, until he finds the chip that Tadashi designed to create Baymax. Hiro immediately gets to work rebuilding his friend.
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S01E02 Issue 188
June 9 · 23min find the promo
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As Hiro tries to find a way to connect to classmate Karmi, Go Go and Fred dive deep into comic book mythology to defeat High Voltage, a mother-daughter supervillain duo.
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S01E03 Big Roommates 2
June 9 · 23min find the promo
Show synopsis
Go Go and Honey Lemon quickly clash when they become roommates. Meanwhile, when a thief steals Honey Lemon’s chem-lab purse, it accidentally turns him into a monster.
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S01E04 Fred's Bro-Tillion
June 10 · 23min find the promo
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When supervillain Baron Von Steamer crashes Fred’s Bro-Tillion, the Big Hero 6 team springs into action.
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S01E05 Food Fight
June 10 · 23min find the promo
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When Aunt Cass stumbles into an underground cooking competition, she thrives and becomes addicted to the excitement.
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S01E06 Muirahara Woods
June 16 · 23min find the promo
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Hiro, Fred, and Baymax follow GoGo into the mysterious Muirahara Woods where they get lost and everything electronic strangely fails including Baymax.
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S01E07 Failure Mode
June 23 · 23min find the promo
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Hiro becomes demoralized when his latest school project fails spectacularly; the team must take on the incompetent villain, Globby.
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S01E08 Aunt Cass Goes Out
June 30 · 23min find the promo
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After Aunt Cass nearly discovers Hiro's secret membership in the Big Hero 6, Hiro tries to set her up with someone to distract her.
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S01E09 The Impatient Patient
July 7 · 23min find the promo
Show synopsis
Although he is obviously ill, Hiro refuses to listen to his team-mates and Baymax and only watch from afar as they fight the mercenary team Mad Jacks.
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S01E10 Mr. Sparkles Loses His Sparkle
July 14 · 23min find the promo
Show synopsis
Crazy game show host Mr. Sparkles threatens to hurt Hiro's cat Mochi to force Go Go to join a game. But she is very afraid of public appearances.
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S01E11 Killer App
July 21 · 23min find the promo
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Wasabi's need for order clashes with Hiro's chaotic work style when they collaborate on a school project.
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S01E12 Small Hiro One
July 28 · 23min find the promo
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Hiro becomes frustrated when he's deemed too young to attend a science workshop hosted by SFIT's most famous alumni, Dr. Trevor Trengrove.
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S01E13 Kentucky Kaiju
August 4 · 23min find the promo
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Hiro decides to upgrade himself with super strength.
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S01E14 Rivalry Weak
August 11 · 23min find the promo
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Honey Lemon takes art classes at a rival school.
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S01E15 Fan Friction
August 18 · 23min find the promo
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Karmi posts Big Hero 6 fan fiction, embarrassing Hiro.
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S01E16 Mini-Max
August 25 · 23min find the promo
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Hiro invents a tiny robot, Mini-Max, to supervise and be a sidekick to Fred while the rest of the team is in class.
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S01E17 Big Hero 7
September 8 · 23min find the promo
Show synopsis
Richardson Mole blackmails his way into Big Hero 6.
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S01E18 Big Problem
September 15 · 23min find the promo
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When a monster wreaks havoc in San Fransokyo, Big Hero 6 must go on a real-life monster hunt.
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S01E19 Steamer's Revenge
September 22 · 23min find the promo
Show synopsis
Hiro and the others plan the ultimate birthday surprise for Wasabi by recovering his car from the bottom of the bay, but Baron Von Steamer ruins the celebration.
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S01E20 The Bot-Fighter
September 29 · 23min find the promo
Show synopsis
To try to prove Yama is behind a mysterious crime spree, perpetrated by tiny bots, Hiro is drawn back into the illegal world of bot-fighting.
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S01E21 Obake Yashiki
October 6 · 23min find the promo
Show synopsis
After the gang goes to a spooky haunted house, Hiro keeps seeing Tadashi around the city and ultimately finds himself face to face with his brother.
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S01E22 Countdown to Catastrophe
October 13 · 63min find the promo
Show synopsis
Big Hero 6 face their greatest challenge as Obake unleashes his plan on San Fransokyo.