Monsters vs. Aliens backdrop
Animation•Family•Action & Adventure

The Worst Episodes of Monsters vs. Aliens

Every episode of Monsters vs. Aliens ranked from worst to best. Explore the Worst Episodes of Monsters vs. Aliens!

Binge this in 10h 20m•Peaking at 9.0/10

Inspired by DreamWorks Animation's 2009 blockbuster feature film, this new series follows the further adventures of the beloved monsters- B.O.B., the gelatinous blob without a brain; Link, the prehistoric fish-man; Dr. Cockroach, the half-man/half-insect mad

Airs on
Nickelodeon
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons1

All1

Episode Rankings

  1. #1 Worst Episode
    Click to reveal
    Monsters vs. Aliens Season 1 Episode 31 - The Sneezing Horror
    0.0/10(0 votes)

    S1:E31

    Coverton tries to steal base secrets when everyone gets the alien flu.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  2. Monsters vs. Aliens Season 1 Episode 32 - Prisoner of the Dark Dimension
    0.0/10(0 votes)

    S1:E32

    Vornicarn's bad behavior lands him in the Isolation Zone.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  3. Monsters vs. Aliens Season 1 Episode 33 - I Predict Horror
    0.0/10(0 votes)

    S1:E33

    B.O.B. eats Dr. C's ``probabilitator'' and foresees Coverton with a crown.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  4. Monsters vs. Aliens Season 1 Episode 34 - Destroy Chickie D!
    0.0/10(0 votes)

    S1:E34

    Sta'abi is summoned to embark on her Warrior Vision Quest.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  5. Monsters vs. Aliens Season 1 Episode 35 - The Mystery of Dr. Cutter
    0.0/10(0 votes)

    S1:E35

    Dr. Cutter arrives to update the base's technology.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  6. Monsters vs. Aliens Season 1 Episode 36 - The Partymobile That Invaded Earth
    0.0/10(0 votes)

    S1:E36

    Link and Bob fix up an old spaceship and take it for a joyride.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of Monsters vs. Aliens

    READ
  7. Monsters vs. Aliens Season 1 Episode 37 - Ginormicat!
    0.0/10(0 votes)

    S1:E37

    A stray kitten makes its way to the base and obtains Susan's ginormica powers.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  8. Monsters vs. Aliens Season 1 Episode 38 - My Monster, My Master
    0.0/10(0 votes)

    S1:E38

    Sta'abi recruits Bob to teach her the art of combat.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  9. Monsters vs. Aliens Season 1 Episode 39 - It Came From Channel 5
    0.0/10(0 votes)

    S1:E39

    When Derek returns, strange secrets begin to unfold.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  10. Monsters vs. Aliens Season 1 Episode 40 - It Ruled With an Iron Fist
    0.0/10(0 votes)

    S1:E40

    The monsters and the aliens are introduced to Rule-Bot when Monger goes away for the weekend.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  11. Monsters vs. Aliens Season 1 Episode 41 - This Ball Must Be Dodged
    0.0/10(0 votes)

    S1:E41

    Monger gathers everyone for a game of dodge ball.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  12. Monsters vs. Aliens Season 1 Episode 42 - It Spoke With Authority
    0.0/10(0 votes)

    S1:E42

    Dr. Cockroach creates a spray to give the president more authority.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  13. Monsters vs. Aliens Season 1 Episode 44 - The Grade that Wouldn't Pass!
    0.0/10(0 votes)

    S1:E44

    After Dr. C tampers with Sqweep's project, the alien receives a bad grade.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  14. Monsters vs. Aliens Season 1 Episode 46 - Race to the End...Zone!
    0.0/10(0 votes)

    S1:E46

    Link is disappointed when he can not play in the government football game.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  15. Monsters vs. Aliens Season 1 Episode 47 - When Luck Runs Out
    0.0/10(0 votes)

    S1:E47

    A leprechaun joins team Monster.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  16. Monsters vs. Aliens Season 1 Episode 48 - That Which Cannot Be Unseen
    0.0/10(0 votes)

    S1:E48

    After seeing something horrifying in Coverton's room, Team Monster must submit to memory wipes.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  17. Monsters vs. Aliens Season 1 Episode 50 - The Invisible Threat! (Also Silent)
    0.0/10(0 votes)

    S1:E50

    A metal robot battles with the monsters and aliens.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  18. Monsters vs. Aliens Season 1 Episode 28 - The Friend Who Wasn't There
    5.5/10(22 votes)

    S1:E28

    Link pursues Sta'abi using a pheromone spray.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  19. Monsters vs. Aliens Season 1 Episode 4 - The Bath Effect
    5.8/10(33 votes)

    S1:E4

    Susan makes B.O.B. think that baths cure crankiness - B.O.B. leaps into action, chasing after Coverton to cure his crankiness once and for all.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  20. Monsters vs. Aliens Season 1 Episode 12 - The Two Faces of Dr. Cockroach
    5.9/10(27 votes)

    S1:E12

    Dr. Cockroach is split into two personalities by his new teleportation machine.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  21. Monsters vs. Aliens Season 1 Episode 5 - The Fruit of All Evil
    6.2/10(34 votes)

    S1:E5

    When Link accidentally eats the gelatin that B.O.B. calls his "girlfriend", it's up to the gang to figure out how to break the bad news.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  22. Monsters vs. Aliens Season 1 Episode 10 - Flipped Out
    6.2/10(27 votes)

    S1:E10

    B.O.B. discovers a secret switch that General Monger tells him not to touch. Will it get rewired before the Big Blue Blob can get to flip it?

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  23. Monsters vs. Aliens Season 1 Episode 11 - The Wormhole Has Turned!
    6.2/10(25 votes)

    S1:E11

    Dr. Cockroach overpromises that he's made a teleportation machine. Instead he's made a short wormhole and tries to pass it off as the real thing.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  24. Monsters vs. Aliens Season 1 Episode 15 - Attack of the Movie Night!
    6.2/10(25 votes)

    S1:E15

    Sqweep creates a memory extractor which releases a monster from a scary movie.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  25. Monsters vs. Aliens Season 1 Episode 21 - The Sorry Syndrome
    6.2/10(29 votes)

    S1:E21

    Susan accidentally gets Sta'abi hunting for her after learning that apologies are a mark of disgrace for her people.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

Worst Episodes Summary

"The Sneezing Horror" is the worst rated episode of "Monsters vs. Aliens". It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 11/9/2013. This episode scored 0.0 points lower than the second lowest rated, "Prisoner of the Dark Dimension".