Milo (performance capture)
Milo (voice) (as Seth Dusky)
Mom (voice)
Gribble (voice)
Alien (voice)
Ki (voice)
Milo's Dad (voice)
Supervisor (voice)
Martian (voice)
Martian Hatchling (voice)
Martian Hatchling (voice)
Martian Hatchling (voice)
Martian
Two-Cat (uncredited)
Martian
Martian
Martian
Wingnut
Martian
Martian
Martian