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The Best Episodes of Monsters vs. Aliens

Every episode of Monsters vs. Aliens ranked from best to worst. Let's dive into the Best Episodes of Monsters vs. Aliens!

Binge this in 10h 0m•Peaking at 8.2/10

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

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Episode Rankings

  1. #1 Fan Favorite
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    Monsters vs. Aliens Season 1 Episode 16 - 98 Pound Cockroach
    8.2/10(20 votes)

    #1 - 98 Pound Cockroach

    S1:E16

    To get strong enough to pass an obstacle course, Dr. Cockroach tweaks his 50/50 man/roach genetic makeup so he'll be 40 percent man and 60 percent roach. Unfortunately, his roach side keeps increasing at the cost of his human side and its intellect, forcing his teammates to find a way to reverse the process.

    Director:Unknown
    Writer:Unknown

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  2. Monsters vs. Aliens Season 1 Episode 22 - Speak Not the Q Word
    8.2/10(22 votes)

    #2 - Speak Not the Q Word

    S1:E22

    After the monsters are informed that uttering alien swear words result in physical consequences, Coverton passes a list of those words B.O.B. to cause havoc.

    Director:Unknown
    Writer:Unknown

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  3. Monsters vs. Aliens Season 1 Episode 30 - The Beast From 20,000 Gallons
    8.0/10(15 votes)

    #3 - The Beast From 20,000 Gallons

    S1:E30

    When an asteroid is detected heading for Earth, Team Alien is put in charge of the rocket being sent to destroy it. Meanwhile, Dr. C sends B.O.B. to play hide and seek. Unfortunately, he winds up hiding in the fuel being used to power the rocket, and Team Monster must rescue B.O.B. and alter the rocket's trajectory so it'll actually hit its target.

    Director:Unknown
    Writer:Unknown

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  4. Monsters vs. Aliens Season 1 Episode 26 - It Came From Level Z
    7.9/10(15 votes)

    #4 - It Came From Level Z

    S1:E26

    Monger orders the monsters to clean up the Rec Room.

    Director:Unknown
    Writer:Unknown

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  5. Monsters vs. Aliens Season 1 Episode 23 - Screaming Your Calls
    7.8/10(19 votes)

    #5 - Screaming Your Calls

    S1:E23

    Coverton plans to use Dr. C's invention to hack the base's mainframe.

    Director:Unknown
    Writer:Unknown

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  6. Monsters vs. Aliens Season 1 Episode 8 - It Came... on a Field Trip
    7.6/10(26 votes)

    #6 - It Came... on a Field Trip

    S1:E8

    The Monsters find an alien called Sqweep in the woods doing an earth studies project, which has a lot of sensitive data that could be used for an invasion.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of Monsters vs. Aliens

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  7. Monsters vs. Aliens Season 1 Episode 17 - When Nature Shrieks
    7.6/10(19 votes)

    #7 - When Nature Shrieks

    S1:E17

    General Monger takes Susan, B.O.B. and Sqweep on a camping trip to the desert. But when a lightning storm destroys their supplies and Monger is injured, Susan must take charge to get them back to base.

    Director:Unknown
    Writer:Unknown

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  8. Monsters vs. Aliens Season 1 Episode 27 - Number Seven!
    7.6/10(13 votes)

    #8 - Number Seven!

    S1:E27

    Sqweep has to go "number seven."

    Director:Unknown
    Writer:Unknown

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  9. Monsters vs. Aliens Season 1 Episode 24 - The Time-Out That Wouldn't End
    7.5/10(17 votes)

    #9 - The Time-Out That Wouldn't End

    S1:E24

    Monger puts Sqweep in time out for making a mess.

    Director:Unknown
    Writer:Unknown

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  10. Monsters vs. Aliens Season 1 Episode 13 - The Thing with One Brain
    7.4/10(36 votes)

    #10 - The Thing with One Brain

    S1:E13

    Coverton installs an "evil" switch in a brain that Dr. Cockroach builds for B.O.B.

    Director:Unknown
    Writer:Unknown

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  11. Monsters vs. Aliens Season 1 Episode 18 - Vornicarn
    7.3/10(51 votes)

    #11 - Vornicarn

    S1:E18

    When a vicious alien beast known as a Vornicarn hatches on Earth, the alien huntress Sta'abi arrives searching for it.

    Director:Unknown
    Writer:Unknown

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  12. Monsters vs. Aliens Season 1 Episode 25 - Curse of the Man-Beast
    7.0/10(20 votes)

    #12 - Curse of the Man-Beast

    S1:E25

    The monsters hack into Monger's top secret files.

    Director:Unknown
    Writer:Unknown

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  13. Monsters vs. Aliens Season 1 Episode 19 - It Got Out of Hand
    6.9/10(48 votes)

    #13 - It Got Out of Hand

    S1:E19

    Susan tries to prevent the monsters from destroying the base with a doomsday prank.

    Director:Unknown
    Writer:Unknown

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  14. Monsters vs. Aliens Season 1 Episode 29 - Driven to Madness
    6.7/10(44 votes)

    #14 - Driven to Madness

    S1:E29

    Link and Sta'abi duel for driving privileges of a new car.

    Director:Unknown
    Writer:Unknown

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  15. Monsters vs. Aliens Season 1 Episode 1 - Welcome to Area Fifty-Something
    6.6/10(76 votes)

    #15 - Welcome to Area Fifty-Something

    S1:E1

    All is well at Area Fifty-Something with Team Monster, until a lone alien imprisons the President and makes a permanent home on base.

    Director:Unknown
    Writer:Unknown

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  16. Monsters vs. Aliens Season 1 Episode 3 - The Toy From Another World
    6.4/10(68 votes)

    #16 - The Toy From Another World

    S1:E3

    The Monsters snoop in Coverton's quarters, where they find his "cuddle bear", which then attacks everyone on B.O.B.'s commands.

    Director:Unknown
    Writer:Unknown

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  17. Monsters vs. Aliens Season 1 Episode 14 - Night of the Living Dog
    6.4/10(60 votes)

    #17 - Night of the Living Dog

    S1:E14

    Sqweep accidentally gives everyone except for B.O.B. the brains of a dog when he wants to do research on puppies.

    Director:Unknown
    Writer:Unknown

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  18. Monsters vs. Aliens Season 1 Episode 6 - Frenemy Mine
    6.3/10(61 votes)

    #18 - Frenemy Mine

    S1:E6

    B.O.B. is determined to have Coverton be his emergency buddy. Instead, Coverton chooses to manipulate B.O.B. to help him steal a death ray.

    Director:Unknown
    Writer:Unknown

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  19. Monsters vs. Aliens Season 1 Episode 7 - Maximum B.O.B.
    6.3/10(58 votes)

    #19 - Maximum B.O.B.

    S1:E7

    Impressed with B.O.B.'s indestructibleness, Coverton decides to clone a piece of him. After too many clones, B.O.B. alarmingly begins to diminish little by little.

    Director:Unknown
    Writer:Unknown

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  20. Monsters vs. Aliens Season 1 Episode 9 - Educational Television
    6.3/10(57 votes)

    #20 - Educational Television

    S1:E9

    It's all fun and games when Link and B.O.B. use Sqweep's tablet TV as a raygun, until a doomsday app is initiated that could destroy the planet.

    Director:Unknown
    Writer:Unknown

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  21. Monsters vs. Aliens Season 1 Episode 2 - Danger Wears a Diaper
    6.2/10(68 votes)

    #21 - Danger Wears a Diaper

    S1:E2

    The president's birthday is here! Dr. Cockroach has made him a gadget that will make him appear younger, but instead blasts him to infanthood.

    Director:Unknown
    Writer:Unknown

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  22. Monsters vs. Aliens Season 1 Episode 10 - Flipped Out
    6.2/10(55 votes)

    #22 - Flipped Out

    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

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  23. Monsters vs. Aliens Season 1 Episode 20 - The Sound of Fear
    6.2/10(44 votes)

    #23 - The Sound of Fear

    S1:E20

    Dr. C's former teacher reveals a missing music grade in his transcript.

    Director:Unknown
    Writer:Unknown

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  24. Monsters vs. Aliens Season 1 Episode 5 - The Fruit of All Evil
    6.1/10(60 votes)

    #24 - The Fruit of All Evil

    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

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  25. Monsters vs. Aliens Season 1 Episode 11 - The Wormhole Has Turned!
    6.1/10(48 votes)

    #25 - The Wormhole Has Turned!

    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

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Best Episodes Summary

"98 Pound Cockroach" is the best rated episode of "Monsters vs. Aliens". It scored 8.2/10 based on 20 votes. Directed by Unknown and written by Unknown, it aired on 6/22/2013. This episode scored 0.0 points higher than the second highest rated, "Speak Not the Q Word".