Monsters vs. Aliens — Season 1
Episodes

E01 Welcome to Area Fifty-Something
Mar 23, 2013 · 22m
All is well at Area Fifty-Something with Team Monster, until a lone alien imprisons the President and makes a permanent home on base.

E02 Danger Wears a Diaper
Apr 13, 2013 · 12m
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.

E03 The Toy From Another World
Apr 13, 2013 · 12m
The Monsters snoop in Coverton's quarters, where they find his "cuddle bear", which then attacks everyone on B.O.B.'s commands.

E04 The Bath Effect
Apr 20, 2013 · 12m
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.

E05 The Fruit of All Evil
Apr 20, 2013 · 12m
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.

E06 Frenemy Mine
Apr 27, 2013 · 12m
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.

E07 Maximum B.O.B.
Apr 27, 2013 · 12m
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.

E08 It Came... on a Field Trip
May 4, 2013 · 12m
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.

E09 Educational Television
★ 8.0May 4, 2013 · 12m
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.

E10 Flipped Out
May 11, 2013 · 12m
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?

E11 The Wormhole Has Turned!
May 11, 2013 · 12m
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.

E12 The Two Faces of Dr. Cockroach
Jun 1, 2013 · 12m
Dr. Cockroach is split into two personalities by his new teleportation machine.

E13 The Thing with One Brain
Jun 1, 2013 · 12m
Coverton installs an "evil" switch in a brain that Dr. Cockroach builds for B.O.B.

E14 Night of the Living Dog
Jun 15, 2013 · 12m
Sqweep accidentally gives everyone except for B.O.B. the brains of a dog when he wants to do research on puppies.

E15 Attack of the Movie Night!
Jun 15, 2013 · 12m
Sqweep creates a memory extractor which releases a monster from a scary movie.

E16 98 Pound Cockroach
Jun 22, 2013 · 12m
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.

E17 When Nature Shrieks
Jun 29, 2013 · 12m
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.

E18 Vornicarn
Sep 14, 2013 · 22m
When a vicious alien beast known as a Vornicarn hatches on Earth, the alien huntress Sta'abi arrives searching for it.

E19 It Got Out of Hand
Sep 28, 2013 · 12m
Susan tries to prevent the monsters from destroying the base with a doomsday prank.

E20 The Sound of Fear
Sep 28, 2013 · 12m
Dr. C's former teacher reveals a missing music grade in his transcript.

E21 The Sorry Syndrome
Oct 5, 2013 · 12m
Susan accidentally gets Sta'abi hunting for her after learning that apologies are a mark of disgrace for her people.

E22 Speak Not the Q Word
Oct 5, 2013 · 12m
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.

E23 Screaming Your Calls
Oct 12, 2013 · 12m
Coverton plans to use Dr. C's invention to hack the base's mainframe.

E24 The Time-Out That Wouldn't End
Oct 12, 2013 · 12m
Monger puts Sqweep in time out for making a mess.

E25 Curse of the Man-Beast
Oct 19, 2013 · 12m
The monsters hack into Monger's top secret files.

E26 It Came From Level Z
Oct 19, 2013 · 12m
Monger orders the monsters to clean up the Rec Room.

E27 Number Seven!
Oct 26, 2013 · 12m
Sqweep has to go "number seven."

E28 The Friend Who Wasn't There
Oct 26, 2013 · 12m
Link pursues Sta'abi using a pheromone spray.

E29 Driven to Madness
Nov 2, 2013 · 12m
Link and Sta'abi duel for driving privileges of a new car.

E30 The Beast From 20,000 Gallons
Nov 2, 2013 · 12m
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.

E31 The Sneezing Horror
Nov 9, 2013 · 12m
Coverton tries to steal base secrets when everyone gets the alien flu.

E32 Prisoner of the Dark Dimension
Nov 9, 2013 · 12m
Vornicarn's bad behavior lands him in the Isolation Zone.

E33 I Predict Horror
Nov 16, 2013 · 12m
B.O.B. eats Dr. C's ``probabilitator'' and foresees Coverton with a crown.

E34 Destroy Chickie D!
Nov 16, 2013 · 12m
Sta'abi is summoned to embark on her Warrior Vision Quest.

E35 The Mystery of Dr. Cutter
Nov 23, 2013 · 12m
Dr. Cutter arrives to update the base's technology.

E36 The Partymobile That Invaded Earth
Nov 23, 2013 · 12m
Link and Bob fix up an old spaceship and take it for a joyride.

E37 Ginormicat!
Nov 30, 2013 · 12m
A stray kitten makes its way to the base and obtains Susan's ginormica powers.

E38 My Monster, My Master
Nov 30, 2013 · 12m
Sta'abi recruits Bob to teach her the art of combat.

E39 It Came From Channel 5
Dec 7, 2013 · 12m
When Derek returns, strange secrets begin to unfold.

E40 It Ruled With an Iron Fist
Dec 7, 2013 · 12m
The monsters and the aliens are introduced to Rule-Bot when Monger goes away for the weekend.

E41 This Ball Must Be Dodged
Jan 4, 2014 · 12m
Monger gathers everyone for a game of dodge ball.

E42 It Spoke With Authority
Jan 4, 2014 · 12m
Dr. Cockroach creates a spray to give the president more authority.

E43 Debtor Alive!
★ 8.0Jan 18, 2014 · 12m
The monsters begin to borrow from Sqweep's allowance.

E44 The Grade that Wouldn't Pass!
Jan 18, 2014 · 12m
After Dr. C tampers with Sqweep's project, the alien receives a bad grade.

E45 You Can't Breathe in a Diner in Space!
★ 9.0Jan 25, 2014 · 12m
Dr. Cockroach accidentally teleports the diner into space.

E46 Race to the End...Zone!
Jan 25, 2014 · 12m
Link is disappointed when he can not play in the government football game.

E47 When Luck Runs Out
Feb 1, 2014 · 12m
A leprechaun joins team Monster.

E48 That Which Cannot Be Unseen
Feb 1, 2014 · 12m
After seeing something horrifying in Coverton's room, Team Monster must submit to memory wipes.

E49 Bride of the Internet
★ 7.0Feb 8, 2014 · 12m
Susan tries to escape the Internet.

E50 The Invisible Threat! (Also Silent)
Feb 8, 2014 · 12m
A metal robot battles with the monsters and aliens.