Characters: Monsters vs. Aliens

Characters from the series.

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Introduced in the Movies and specials

    Susan Murphy/Ginormica 
Voiced by: Reese Witherspoon (Film), Riki Lindhome (TV series)

    Dr. Cockroach Ph. D 
Voiced by: Hugh Laurie (Film and Mutant Pumpkins from Outer Space), James Horan (Night of the Living Carrots), Chris O'Dowd (TV series)

    The Missing Link aka Link 
Voiced by: Will Arnett (Film and Mutant Pumpkins from Outer Space), David Kaye (Night of the Living Carrots), Diedrich Bader (TV series)

Voiced by: Seth Rogen (Film), Eric Edelstein (TV series)

Voiced by: Conrad Vernon

    General W.R. Monger 
Voiced by: Kiefer Sutherland (Film), Kevin Michael Richardson (TV series)

    The Invisible Man 

    President Hathaway 

Voiced by: Stephen Colbert (Film), James Patrick Stuart (TV series)

Voiced by: Rainn Wilson

    Derek Dietl 

Voiced by: Paul Rudd (Film), Nolan North (TV series)

  • Jerkass: Breaks off his engagement with Susan when she turned into a monster. She realized he cares more about his career than her, and angry that it only took becoming a monster to realize that.
  • Married to the Job: The reason Susan breaks up with him is that all he really cares about is becoming a famous weatherman. Indeed, even before she became a monster, he moved their honeymoon from Paris to Fresno so he could attend a job interview. Also, one reason he tries to reconcile with her at the end of the film is that he can get a network job in New York City if he gets an exclusive interview with her.
  • Narcissist
  • Small Name, Big Ego

Introduced in the T.V. series


Voiced by: Jeff Bennett

  • Charlie Brown Baldness: He has his alien species' equivalent of hair.
  • Cool Chair: Has a hover chair to compensate for Earth's gravity. It also contain a variety of weapons.
  • Mind over Matter: Possesses powerful telekinesis.
  • The Mole: He's on Earth to prepare it for invasion, though he's not very good at keeping it secret, often blurting it out in frustration and having to backtrack.
  • The Rival: To Susan as the leaders of their respective teams.
  • Smug Snake
  • Token Evil Teammate

Voiced by: Haley Tju

  • Adorkable
  • Ambiguous Gender: Her gender is unknown, but a lot of fans believe she is female due to her taste in things and her voice.
  • Bizarre Alien Biology: Sqweep's species have a dangerous type of body waste disposal called Number 7 and need a special toilet to handle it.
  • Color Coded Emotions: The tips of her antennae tend to glow when she expresses a strong emotion: Green for Happiness/Joy, Yellow for Fear/Anxiety, Red for Anger/Aggression, and Purple for Sadness/Confusion.
  • Innocent Prodigy
  • Intergenerational Friendship: With Link, Sqweep being 700+ years old (But mentally still a child)and Link being millions of years old (biologically at least, considering he was frozen in ice for centuries before unfreezing).
  • Really 700 Years Old: As revealed in "The Friend Who Wasn't There", Sqweep is 768.
  • Shorter Means Smarter: The smartest of Team Alien.
  • Ridiculously Cute Critter
  • The Rival: To Dr. Cockroach in intelligence.


Voiced by: Gillian Jacobs


Voiced by: Fred Tatasciore

    Rule-bot 9000 

Voiced by: James Urbaniak

    Dr. Cutter 

Voiced by: Amy Sedaris