Characters: Escape from Planet Earth

    Gary Supernova 
Voiced by: Rob Corddry

Scorch's older brother and the head of mission control at BASA.
  • Badass Boast: "In a galaxy filled with nerds, I'm their king."
  • Big Brother Instinct: Despite all the crap he had to put up with Scorch, Gary will do anything for his little brother's safety.
  • Classical Anti-Hero: He's scrawny and thought to be coward by his own brother. He manages to mature out of this.
  • Geek Physiques
  • Nice Guy: A lot more humble and sensitive than his brother.
  • "Well Done, Dad" Guy: Gary desperately wants Kip to look up to him and is saddened by how his son looks up to Scorch.

    Scorch Supernova 
Voiced by: Brendan Fraser

Gary's younger brother who is an arrogant but benevolent space pilot.
  • Awesome Mc Coolname: With a name like Scorch Supernova, you can't help but expect awesomeness.
  • Catch Phrase: "Scorch me, baby!"
  • Chick Magnet: Implied. A line from Gabby indicates that a number of women are attracted to Scorch.
  • Cool Uncle: To his nephew, Kip. He dedicated Earth to him.
  • Dumb Muscle: Scorch may have the strength, agility, and courage, but he lacks the focus and rationality.
  • Friend to All Children: His scene with Baab babies and relationship with Kip solidifies him as one.
  • Living Legend: Given the statue of gold built in his honor.

    Kira Supernova 
Voiced by: Sarah Jessica Parker

Gary's wife and Kip's mother.

    Kip Supernova 
Voiced by: Jonathan Morgan Heit

Gary and Kira's adventurous son and Scorch's nephew.
  • Badass Adorable: Proves this when he manages to control the plane carrying the rest of heroes from mission control.
  • In-Series Nickname: Sometimes called "Kipper" by his parents and uncle.
  • Keet: Always bursting around with energy.
  • Tagalong Kid: The youngest main character, but isn't a nuisance.

Voiced by: Craig Robinson

A mouse-like alien who Gary befriends and weds Scorch and Gabby at their wedding. He hosted a radio show on his planet that got so famous that he invented the social networking service.

Voiced by: George Lopez

A 3-eyed slug-like alien with 4 arms who Gary befriends and becomes his cellmate at Area 51. He was a professor on his planet where he had invented touchscreen technology.

Voiced by: Jane Lynch

A giant cyclops-like alien with anger management issues who Gary befriends. She worked as a librarian on her planet until she got so mad at looking up stuff for her kind that she invented the web search engine.

    Gabby Babblebrook 
Voiced by: Sofia Vergara

An anchorwoman on Baab and Scorch's girlfriend.

    Lena Thackleman 
Voiced by: Jessica Alba

BASA's no-nonsense chief.

    General Shanker Saunderson 
Voiced by: William Shatner, Joshua Rush (younger)

The villainous head of Area 51.