Sealab 2021 backdrop
Animation•Comedy

The Best Episodes of Sealab 2021 Season 3

Every episode of Sealab 2021 Season 3 ranked from best to worst. Discover the Best Episodes of Sealab 2021 Season 3!

Binge this in 2h 13m•Peaking at 7.4/10

The year is 2021. Deep below the ocean's surface, looms a vast, magnificently high-tech compound: Sealab. A multi-national scientific station with an annual budget in the trillions, manned by a motley collection of malcontents and

Airs on
Cartoon NetworkAdult Swim
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons5

All12345

Episode Rankings

  1. #1 Fan Favorite
    Sealab 2021 Season 3 Episode 3 - Fusebox
    7.4/10(96 votes)

    S3:E3

    The electricity is out in Sealab, and the crew tries to turn the power back on. This episode shows the outside of the Sealab for 8 minutes, during which time nothing happens besides Stormy destroying a section of the Sealab, and occasional appearances by fish, sharks, and bubbles.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  2. Sealab 2021 Season 3 Episode 8 - Red Dawn
    7.3/10(73 votes)

    S3:E8

    Kommissar Murphy brings Marxist-Leninist ideals to Sealab.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  3. Sealab 2021 Season 3 Episode 11 - Frozen Dinner
    7.3/10(72 votes)

    S3:E11

    The Sealab crew attempts a daring rescue mission to Ice Station Zebra, one of whose inhabitants has turned to cannibalism. They are accompanied by a German who "came with the sub," bears more than a passing resemblance to Jürgen Prochnow and is given to firing his pistol inside the sub and shouting "Sieg Heil, Cornelius Drebbel!" Unfortunately, the two inhabitants of Ice Station Zebra cannot be rescued due to a lack of wetsuits, thanks to Debbie packing an attractive dress for herself instead.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  4. Sealab 2021 Season 3 Episode 1 - Brainswitch
    7.1/10(85 votes)

    S3:E1

    An accident leaves Quinn comatose and Stormy allegedly smarter. Have they really switched brains?

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  5. Sealab 2021 Season 3 Episode 4 - Article 4
    7.1/10(81 votes)

    S3:E4

    A loophole in the Sealab charter turns everyone into captains, except Stormy (too stupid), Quinn (too proud to exploit the loophole), and the Chinese crew members (because of previous Asian accomplishments, including anime, among other things). How will Sealab survive? And where did Capt. Murphy go?

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  6. Sealab 2021 Season 3 Episode 5 - Return to Oblivion
    6.9/10(82 votes)

    S3:E5

    A network executive audits the set of the hard-hitting action drama Sealab 2021, with hopes of somehow salvaging the dwindling series.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of Sealab 2021

    READ
  7. Sealab 2021 Season 3 Episode 10 - I, Robot, Really
    6.8/10(81 votes)

    S3:E10

    Due to an incident with Chubby Carol, Quinn (who doesn't think Carol is so chubby) is blackmailed into giving each crew member a robot body, but what is to become of the crew's old bodies?

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  8. Sealab 2021 Season 3 Episode 7 - Tourist Season
    6.7/10(74 votes)

    S3:E7

    Captain Murphy opens Sealab to tourists, eventually prompting Dr. Virjay to renounce his religion, and begin to eat meat from cows.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  9. Sealab 2021 Season 3 Episode 2 - Vacation
    6.6/10(102 votes)

    S3:E2

    Dr. Quinn forcibly takes a well-deserved vacation, inside Sealab's walls, the crew attempts to find out what he's doing.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  10. Sealab 2021 Season 3 Episode 6 - Splitsville
    6.6/10(77 votes)

    S3:E6

    Debbie and Quinn break up, while Dr. Virjay gets his old rock band back together.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  11. Sealab 2021 Season 3 Episode 9 - Meet Beck Bristow
    6.3/10(80 votes)

    S3:E9

    Hollywood Actor Beck Bristow (Brian Bloom) comes to Sealab to study for a television role.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  12. Sealab 2021 Season 3 Episode 12 - Tornado Shanks
    6.0/10(70 votes)

    S3:E12

    As Captain Murphy leaves for The Great Spice Wars, a new captain, Tornado Shanks, is given the helm.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

Season 3 Ratings Summary

"Fusebox" is the best rated episode of "Sealab 2021" season 3. It scored 7.4/10 based on 96 votes. Directed by Unknown and written by Unknown, it aired on 6/9/2003. This episode is rated 0.1 points higher than the second-best, "Red Dawn".