All Episodes of Monsters vs. Aliens
Browse all episodes of Monsters vs. Aliens
Season 1
6.7/1072 votesLoading...Welcome to Area Fifty-Something
Season 1 Episode 1 - Aired 3/23/2013
All is well at Area Fifty-Something with Team Monster, until a lone alien imprisons the President and makes a permanent home on base.
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6.4/1064 votesLoading...Danger Wears a Diaper
Season 1 Episode 2 - Aired 4/13/2013
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.
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6.5/1063 votesLoading...The Toy From Another World
Season 1 Episode 3 - Aired 4/13/2013
The Monsters snoop in Coverton's quarters, where they find his "cuddle bear", which then attacks everyone on B.O.B.'s commands.
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5.9/1057 votesLoading...The Bath Effect
Season 1 Episode 4 - Aired 4/20/2013
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.
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6.3/1056 votesLoading...The Fruit of All Evil
Season 1 Episode 5 - Aired 4/20/2013
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.
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6.5/1057 votesLoading...Frenemy Mine
Season 1 Episode 6 - Aired 4/27/2013
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.
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6.6/1054 votesLoading...Maximum B.O.B.
Season 1 Episode 7 - Aired 4/27/2013
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.
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8.1/1022 votesLoading...It Came... on a Field Trip
Season 1 Episode 8 - Aired 5/4/2013
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.
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6.6/1053 votesLoading...Educational Television
Season 1 Episode 9 - Aired 5/4/2013
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.
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6.5/1051 votesLoading...Flipped Out
Season 1 Episode 10 - Aired 5/11/2013
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?
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6.5/1044 votesLoading...The Wormhole Has Turned!
Season 1 Episode 11 - Aired 5/11/2013
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.
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6.1/1055 votesLoading...The Two Faces of Dr. Cockroach
Season 1 Episode 12 - Aired 6/1/2013
Dr. Cockroach is split into two personalities by his new teleportation machine.
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7.8/1031 votesLoading...The Thing with One Brain
Season 1 Episode 13 - Aired 6/1/2013
Coverton installs an "evil" switch in a brain that Dr. Cockroach builds for B.O.B.
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6.7/1056 votesLoading...Night of the Living Dog
Season 1 Episode 14 - Aired 6/15/2013
Sqweep accidentally gives everyone except for B.O.B. the brains of a dog when he wants to do research on puppies.
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6.3/1044 votesLoading...Attack of the Movie Night!
Season 1 Episode 15 - Aired 6/15/2013
Sqweep creates a memory extractor which releases a monster from a scary movie.
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8.6/1015 votesLoading...98 Pound Cockroach
Season 1 Episode 16 - Aired 6/22/2013
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.
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8.2/1014 votesLoading...When Nature Shrieks
Season 1 Episode 17 - Aired 6/29/2013
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.
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7.7/1047 votesLoading...Vornicarn
Season 1 Episode 18 - Aired 9/14/2013
When a vicious alien beast known as a Vornicarn hatches on Earth, the alien huntress Sta'abi arrives searching for it.
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7.3/1043 votesLoading...It Got Out of Hand
Season 1 Episode 19 - Aired 9/28/2013
Susan tries to prevent the monsters from destroying the base with a doomsday prank.
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6.7/1040 votesLoading...The Sound of Fear
Season 1 Episode 20 - Aired 9/28/2013
Dr. C's former teacher reveals a missing music grade in his transcript.
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6.3/1051 votesLoading...The Sorry Syndrome
Season 1 Episode 21 - Aired 10/5/2013
Susan accidentally gets Sta'abi hunting for her after learning that apologies are a mark of disgrace for her people.
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8.5/1017 votesLoading...Speak Not the Q Word
Season 1 Episode 22 - Aired 10/5/2013
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.
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8.3/1015 votesLoading...Screaming Your Calls
Season 1 Episode 23 - Aired 10/12/2013
Coverton plans to use Dr. C's invention to hack the base's mainframe.
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8.1/1013 votesLoading...The Time-Out That Wouldn't End
Season 1 Episode 24 - Aired 10/12/2013
Monger puts Sqweep in time out for making a mess.
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8.1/1015 votesLoading...Curse of the Man-Beast
Season 1 Episode 25 - Aired 10/19/2013
The monsters hack into Monger's top secret files.
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8.4/1011 votesLoading...It Came From Level Z
Season 1 Episode 26 - Aired 10/19/2013
Monger orders the monsters to clean up the Rec Room.
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8.2/1010 votesLoading...Number Seven!
Season 1 Episode 27 - Aired 10/26/2013
Sqweep has to go "number seven."
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5.6/1045 votesLoading...The Friend Who Wasn't There
Season 1 Episode 28 - Aired 10/26/2013
Link pursues Sta'abi using a pheromone spray.
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7.2/1041 votesLoading...Driven to Madness
Season 1 Episode 29 - Aired 11/2/2013
Link and Sta'abi duel for driving privileges of a new car.
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8.6/1012 votesLoading...The Beast From 20,000 Gallons
Season 1 Episode 30 - Aired 11/2/2013
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.
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NaN/100 votesLoading...The Sneezing Horror
Season 1 Episode 31 - Aired 11/9/2013
Coverton tries to steal base secrets when everyone gets the alien flu.
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NaN/100 votesLoading...Prisoner of the Dark Dimension
Season 1 Episode 32 - Aired 11/9/2013
Vornicarn's bad behavior lands him in the Isolation Zone.
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NaN/100 votesLoading...I Predict Horror
Season 1 Episode 33 - Aired 11/16/2013
B.O.B. eats Dr. C's ``probabilitator'' and foresees Coverton with a crown.
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NaN/100 votesLoading...Destroy Chickie D!
Season 1 Episode 34 - Aired 11/16/2013
Sta'abi is summoned to embark on her Warrior Vision Quest.
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NaN/100 votesLoading...The Mystery of Dr. Cutter
Season 1 Episode 35 - Aired 11/23/2013
Dr. Cutter arrives to update the base's technology.
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NaN/100 votesLoading...The Partymobile That Invaded Earth
Season 1 Episode 36 - Aired 11/23/2013
Link and Bob fix up an old spaceship and take it for a joyride.
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NaN/100 votesLoading...Ginormicat!
Season 1 Episode 37 - Aired 11/30/2013
A stray kitten makes its way to the base and obtains Susan's ginormica powers.
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NaN/100 votesLoading...My Monster, My Master
Season 1 Episode 38 - Aired 11/30/2013
Sta'abi recruits Bob to teach her the art of combat.
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NaN/100 votesLoading...It Came From Channel 5
Season 1 Episode 39 - Aired 12/7/2013
When Derek returns, strange secrets begin to unfold.
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NaN/100 votesLoading...It Ruled With an Iron Fist
Season 1 Episode 40 - Aired 12/7/2013
The monsters and the aliens are introduced to Rule-Bot when Monger goes away for the weekend.
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NaN/100 votesLoading...This Ball Must Be Dodged
Season 1 Episode 41 - Aired 1/4/2014
Monger gathers everyone for a game of dodge ball.
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NaN/100 votesLoading...It Spoke With Authority
Season 1 Episode 42 - Aired 1/4/2014
Dr. Cockroach creates a spray to give the president more authority.
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NaN/100 votesLoading...Debtor Alive!
Season 1 Episode 43 - Aired 1/18/2014
The monsters begin to borrow from Sqweep's allowance.
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NaN/100 votesLoading...The Grade that Wouldn't Pass!
Season 1 Episode 44 - Aired 1/18/2014
After Dr. C tampers with Sqweep's project, the alien receives a bad grade.
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NaN/100 votesLoading...You Can't Breathe in a Diner in Space!
Season 1 Episode 45 - Aired 1/25/2014
Dr. Cockroach accidentally teleports the diner into space.
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NaN/100 votesLoading...Race to the End...Zone!
Season 1 Episode 46 - Aired 1/25/2014
Link is disappointed when he can not play in the government football game.
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NaN/100 votesLoading...When Luck Runs Out
Season 1 Episode 47 - Aired 2/1/2014
A leprechaun joins team Monster.
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NaN/100 votesLoading...That Which Cannot Be Unseen
Season 1 Episode 48 - Aired 2/1/2014
After seeing something horrifying in Coverton's room, Team Monster must submit to memory wipes.
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NaN/100 votesLoading...Bride of the Internet
Season 1 Episode 49 - Aired 2/8/2014
Susan tries to escape the Internet.
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NaN/100 votesLoading...The Invisible Threat! (Also Silent)
Season 1 Episode 50 - Aired 2/8/2014
A metal robot battles with the monsters and aliens.
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