Seth Green is the latest to join the Robert Zemeckis-produced performance-capture movie "Mars Needs Moms!"

The movie is based on the Berkeley Breathed children's novel and follows Milo, a boy who who must help his mother when she is abducted by martians.

According to the Hollywood Reporter, Green plays Milo. Also on board are Mindy Sterling, who stars as Mars' alien leader, Dan Fogler, who plays Milo's friend, and Joan Cusack, who plays his mother.

Simon Wells is directing a screenplay he wrote with Wendy Wells. His directing credits include "The Prince of Egypt" and 2002's "The Time Machine."

Green, who's working on "Family Guy" and "Robot Chicken," was last seen on the big screen in "Sex Drive." He will next star in "Old Dogs."

Zemeckis last directed "Beowulf." He is currently wrapping up "A Christmas Carol," due in theaters Nov. 6, 2009.