Jayne Brook
Biography
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.
Known For
TV
Grey's Anatomy
Gwen Graber
2005
TV
NCIS
Lyndi Crawshaw
2003
TV
Boston Legal
Rachel Lewiston
2004
TV
CSI: Miami
Mia Eckhart
2002
TV
Castle
Claudia Peterson
2009
TV
Rizzoli & Isles
Senator Valerie Bloomfield
2010
TV
Without a Trace
Anne Atkins
2002
TV
Everwood
Mrs. Rogers
2002
TV
Star Trek: Discovery
Admiral Katrina Cornwell
2017
TV
Brothers and Sisters
Bertha Wandell
2006
TV
Chicago Hope
Diane Grad
1994
TV
Revenge
Loretta Deaton
2011
TV
Private Practice
Dr. Meg Porter
2007
TV
Early Edition
Dr. Diane Grad
1996
TV
The District
Mary Ann Mitchell
2000
TV
Eli Stone
Rebecca Green
2008
TV
John Doe
Jamie Avery
2002
Film
Gattaca
Marie Freeman
1997
TV
Sirens
Sarah Berkezchuk
1993
Film
Superman IV: The Quest for Peace
Teacher - JFK High School
1987
Filmography
2017TVStar Trek: Discoveryas Admiral Katrina Cornwell2017FilmThe Sweet Lifeas Katherine2011TVRevengeas Loretta Deaton2010TVRizzoli & Islesas Senator Valerie Bloomfield2010FilmLook at Me Againas Tina2009TVCastleas Claudia Peterson2008TVEli Stoneas Rebecca Green2007TVPrivate Practiceas Dr. Meg Porter2006TVBrothers and Sistersas Bertha Wandell2005TVGrey's Anatomyas Gwen Graber2004FilmSearching for David's Heartas Claire Deeton, Darcy's mother2004TVBoston Legalas Rachel Lewiston2004FilmThe Robinsons: Lost in Spaceas Maureen Robinson2003TVNCISas Lyndi Crawshaw2002TVWithout a Traceas Anne Atkins2002TVCSI: Miamias Mia Eckhart2002TVJohn Doeas Jamie Avery2002TVEverwoodas Mrs. Rogers2002TVImagine Thatas Wendy Miller2000TVThe Districtas Mary Ann Mitchell2000FilmMy Mother the Spyas Alison Shaeffer1998FilmInto My Heartas Kat1998FilmMind Gamesas Hannah Berrick1997FilmGattacaas Marie Freeman1996TVEarly Editionas Dr. Diane Grad1996FilmLast Danceas Jill1996FilmEdas Lydia1996FilmA Brother's Promise: The Dan Jansen Storyas Jane Jansen1995FilmThe Four Diamondsas Irma Millard / Hermit of the Lagoon1995FilmBye Bye Loveas Claire1994TVChicago Hopeas Diane Grad1994FilmClean Slateas Paula1994FilmIn the Best of Families: Marriage, Pride & Madnessas Kathy1993TVSirensas Sarah Berkezchuk1992FilmDoing Time on Maple Driveas Karen1991FilmDon't Tell Mom the Babysitter's Deadas Carolyn1990FilmKindergarten Copas Zach's Mother1990TVWIOUas Ann Hudson1987FilmSuperman IV: The Quest for Peaceas Teacher - JFK High School