She attended the American Academy of Dramatic Arts and later began performing on screen and stage.

[2] Westbrook also guest starred in a number of television shows, include Girlfriends, Mad Men and Shameless.

Westbrook has appeared in a number of independent films, include American Violet (2008) opposite Nicole Beharie and Alfre Woodard.

She played supporting roles in films The Rum Diary (2011), Suburbicon (2017), and After We Collided (2020).

[3] In 2018, she was cast as Grace James, the mother of the leading character in the CW drama series, All American.