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An Invisible Sign

An Invisible Sign

2010·Movie·1h 36m

Family, Drama, Romance, Comedy

5.2 / 10 (119 votes)

Count on the unexpected.

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.

Directed by
Marilyn Agrelo
Original language
English
Released
6 October 2010

Where to Watch

Availability in the US · Subtitle and audio track data

Prime Video
Watch now →

Subtitle and audio languages not checked yet.

Last verified 2 Nov 2026

Cast

  • Jessica Alba

    Jessica Alba

    Mona Gray

  • Bailee Madison

    Bailee Madison

    Young Mona

  • J.K. Simmons

    J.K. Simmons

    Mr. Jones

  • Chris Messina

    Chris Messina

    Ben Smith

  • Sonia Braga

    Sonia Braga

    Mom

  • John Shea

    John Shea

    Dad

  • Sophie Nyweide

    Sophie Nyweide

    Lisa Venus

  • Marylouise Burke

    Marylouise Burke

    Ms. Gelband

  • Ashlie Atkinson

    Ashlie Atkinson

    Lisa's Aunt

  • Crystal Bock

    Crystal Bock

    Panida Saleswoman

  • MM

    Mackenzie Milone

    Ann DiGanno

  • Ian Colletti

    Ian Colletti

    Danny O'Mazzi