Born in Northbrook, Illinois, USA — Sep 16 1960

Jayne Brook (born September 16, 1960) is an American actress, best known for her roles as Dr. Diane Grad on the medical drama Chicago Hope, as a series regular for five of the show's six seasons, and Mary Ann Mitchell on The District from 2000 to 2002. Between 2017 and 2019, Brook had a recurring role as Starfleet Vice Admiral Katrina Cornwell in the series Star Trek: Discovery.
Browse acting and crew credits across movies and TV — filter and sort to find specific roles.

Gwen Graber

Lyndi Crawshaw

Claudia Peterson

Mia Eckhart

Anne Atkins

Rachel Lewiston

Senator Valerie Bloomfield

Mrs. Rogers

Diane Grad

Admiral Katrina Cornwell

Dr. Meg Porter

Loretta Deaton

Dr. Diane Grad

Bertha Wandell

Mary Ann Mitchell

Rebecca Green

Jamie Avery

Sarah Berkezchuk

Marie Freeman

Teacher - JFK High School

Ann Hudson

Jill

Carolyn

Zach's Mother

Wendy Miller

Claire

Paula

Lydia

Kathy

Katherine

Alison Shaeffer

Maureen Robinson

Kat

Hannah Berrick

Karen

Jane Jansen

Irma Millard / Hermit of the Lagoon

Claire Deeton, Darcy's mother
Tina