Lynn Sear

Lynn was a woman who cared about her son and got very worryed when he told her that he saw dead people. we don't have much details about this character but we get to like her from the beginning.

Toni Collette

Biography
Toni Collette is an Academy Award-nominated Australian actress best known for her roles in The Sixth Sense (1999) and Little Miss Sunshine(2006).She was born on November 1, 1972, in Blacktown, Sydney, New South Wales, Australia. She is the first of three children born to Bob Collette, a truck driver, and Judy Collette, a customer service representative. From age 6 she was brought up in suburban Sydney. At the age of 11 she showed her phenomenal acting skills when she faked appendicitis out of boredom and longing for attention; her act was so convincing that doctors had to remove her appendix, even though the test showed nothing wrong with it.