Milo (Seth Green), aged nine, realize how much he needs his mom (Joan Cusack) when it is kidnapped by some Martians who plan to them “steal” the extraordinary quality of the parent for use in raising little children Martians, ready to be born. Milo is helped by a connoisseur of the art, a passion for gadgets, named Gribble (Dan Fogler). He remained a prisoner of Mars in the 80s and is now a Legionary who lives underground. In time, Gribble came to discover everything about the planet that I became house, and made friends. Now, Milo helps to find their way back home to his mother with the young rebel Martian named Ki (Elisabeth Harnois).
A production team that is behind “Monster House” and “The Polar Express,” “Mars Needs Moms” Milo presents his mission – must save his mother. This fantastic adventure in Disney Digital 3D ™ and IMAX® 3D includes various adventures – traveling with the space shuttle, discovery and surprise a beautiful planet Martians and their patron (Mindy Sterling).