The Dark Shadows star has been tipped to take the titular role in the Henry Hobson-directed dramatic horror, reports Variety.
Set in a world ravaged by a plague of zombies, Moretz will play a girl whose family try to help her come to terms with the infection that is slowly transforming her into one of the walking dead.
Paddy Considine is attached to star as Maggie's farmer father.
Written by John Scott 3, the film featured on 2011's film industry 'Black List' of unproduced scripts.
Hugo and Kick-Ass actress Moretz was recently announced to star in Kimberly Peirce's Carrie remake, with Julianne Moore reportedly offered the role of her infamously tyrannical mother.
Moretz is also expected to reprise her role as Hit-Girl in comic book movie sequel Kick-Ass 2.
Watch a clip from Chloe Moretz's recent interview with Digital Spy below: