An Invisible Sign

Mona Gray is a 20-year-old loner who, as a child, turned to math for salvation after her father became ill. As an adult, Mona now teaches the subject and must help her students through their own crises.

Director: Marilyn Agrelo

Genre: Family, Drama, Romance, Comedy

Cast: Jessica Alba, Bailee Madison, J.K. Simmons, Chris Messina, Sônia Braga, John Shea, Sophie Nyweide, Marylouise Burke, Ashlie Atkinson, Crystal Bock

• Release date: 2010-10-06
• Runtime: 96
• Country: United States of America