The BEST Episodes of Monsters vs. Aliens
Every episode ever - ranked by fan votes!
Last Updated: Feb 21, 2020
Network: Nickelodeon
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 scientist; and Susan (aka Ginormica), the incredible growing woman-as they learn to adapt to a new world filled with bizarre aliens.
#1 - The Time-Out That Wouldn't End
Season 1 - Episode 24 - Aired Oct 12, 2013
Sqweep makes a mess and is punished by Monger, who later commits the same crime.
9.66 
#2 - The Two Faces of Dr. Cockroach
Season 1 - Episode 12 - Aired May 18, 2013
Dr. Cockroach's new invention splits him into two, and the monsters try to make him whole again.
9.60 
#3 - Flipped Out
Season 1 - Episode 10 - Aired May 11, 2013
B.O.B. is tempted to flip a secret switch.
9.55 
#4 - It Got Out of Hand
Season 1 - Episode 19 - Aired Sep 28, 2013
Pranks abound on the base on April Fools' Day.
9.50 
#5 - The Sound of Fear
Season 1 - Episode 20 - Aired Sep 28, 2013
Dr. Cockroach's transcript reveals he's missing a grade for a music class.
9.48 
#6 - It Came From Level Z
Season 1 - Episode 26 - Aired Oct 19, 2013
The monsters are ordered to clean up the rec room, so they recruit an old zombie to assist them.
9.43 
#7 - Screaming Your Calls
Season 1 - Episode 23 - Aired Oct 12, 2013
A living smart phone is created by Dr. Cockroach, and Coverton wants to use it to access the base's mainframe.
9.39 
#8 - Speak Not the Q Word
Season 1 - Episode 22 - Aired Oct 5, 2013
Coverton has a sly plan to put bad words in B.O.B.'s vocabulary.
9.38 
#9 - Curse of the Man-Beast
Season 1 - Episode 25 - Aired Oct 19, 2013
Monger's secret files are uncovered, revealing details of an absent Man-Beast.
9.37 
#10 - Attack of the Movie Night
Season 1 - Episode 15 - Aired Jun 15, 2013
A memory extractor is created to combat nightmares spawned from scary movie night, but soon the extracted memories come to life.
9.32 
#11 - The Wormhole Has Turned
Season 1 - Episode 11 - Aired May 11, 2013
Dr. Cockroach creates a wormhole and tries to pretend that it's a teleportation device.
9.26 
#12 - Night of the Living Dog
Season 1 - Episode 14 - Aired Jun 8, 2013
A device is made to transform B.O.B. into a perfect pet, and it works on everyone—except B.O.B.
9.22 
#13 - Driven to Madness
Season 1 - Episode 29 - Aired Nov 2, 2013
Link and Sta'abi duel for driving privileges of a new car.
9.22 
#14 - When Nature Shrieks
Season 1 - Episode 17 - Aired Jun 29, 2013
The gang go camping, which turns into a terrifying outing.
9.22 
#15 - Prisoner of the Dark Dimension
Season 1 - Episode 32 - Aired Nov 9, 2013
Vornicarn's bad behavior lands him in the Isolation Zone.
9.00 
#16 - That Which Cannot Be Unseen
Season 1 - Episode 48 - Aired Feb 1, 2014
After seeing something horrifying in Coverton's room, Team Monster must submit to memory wipes.
9.00 
#17 - The Thing With One Brain
Season 1 - Episode 13 - Aired May 1, 2013
Dr. Cockroach creates a brain for B.O.B., and Coverton makes an adjustment to it by adding an evil switch to it.
8.92 
#18 - Number Seven!
Season 1 - Episode 27 - Aired Oct 26, 2013
Sqweep has to go "number seven."
8.89 
#19 - Destroy Chickie D!
Season 1 - Episode 34 - Aired Nov 16, 2013
Sta'abi is summoned to embark on her Warrior Vision Quest.
8.75 
#20 - Debtor Alive!
Season 1 - Episode 43 - Aired Jan 18, 2014
The monsters begin to borrow from Sqweep's allowance.
8.75 
#21 - Race to the End...Zone!
Season 1 - Episode 46 - Aired Jan 25, 2014
Link is disappointed when he can not play in the government football game.
8.67 
#22 - The Mystery of Dr. Cutter
Season 1 - Episode 35 - Aired Nov 23, 2013
Dr. Cutter arrives to update the base's technology.
8.60 
#23 - When Luck Runs Out
Season 1 - Episode 47 - Aired Feb 1, 2014
A leprechaun joins team Monster.
8.60 
#24 - It Came...on a Field Trip
Season 1 - Episode 8 - Aired May 4, 2013
Sensitive data could get exposed when the monsters encounter an alien in the woods.
8.42 
#25 - 98 Pound Cockroach
Season 1 - Episode 16 - Aired Jun 22, 2013
Dr. Cockroach gets stronger, but his intellect weakens.
8.38