[3] Walker's sole starring role came in the 1995 independent drama film A Reason to Believe, where she portrayed the character Judith.

After high school, Walker and Aniston shared an apartment in Los Angeles during the early stages of their acting careers.

She died at her home in Studio City on March 6, 2001, at the age of 32, from cerebral herniation due to a malignant glioma.

[6][7] In 2002, the Kim Walker Memorial Fund was established at Grace Church School.

The annual Kim Walker "Shining Star" Drama Award, created by her mother and brother, honors students with dedication and talent in the performing arts.