Jayne Brook
View on IMDb ↗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
Imagine That
Grey's Anatomy
WIOU
Castle
Boston Legal
Rizzoli & Isles
CSI: Miami
NCIS
Everwood
GattacaFilmography (41)
- 2017
Star Trek: DiscoveryAdmiral Katrina Cornwell - 2017
The Sweet LifeKatherine - 2011
RevengeLoretta Deaton - 2010
Rizzoli & IslesSenator Valerie Bloomfield - 2010Look at Me AgainTina
- 2009
CastleClaudia Peterson - 2008
Eli StoneRebecca Green - 2007
Private PracticeDr. Meg Porter - 2006
Brothers and SistersBertha Wandell - 2005
Grey's AnatomyGwen Graber - 2004
Boston LegalRachel Lewiston - 2004
Searching for David's HeartClaire Deeton, Darcy's mother - 2004
The Robinsons: Lost in SpaceMaureen Robinson - 2003
NCISLyndi Crawshaw - 2002
Imagine ThatWendy Miller - 2002
CSI: MiamiMia Eckhart - 2002
EverwoodMrs. Rogers - 2002
John DoeJamie Avery - 2002
Without a TraceAnne Atkins - 2000
My Mother the SpyAlison Shaeffer - 2000
The DistrictMary Ann Mitchell - 1998
Sports NightAbby Jacobs - 1998
Into My HeartKat - 1998
Mind GamesHannah Berrick - 1997
GattacaMarie Freeman - 1996
Early EditionDr. Diane Grad - 1996
Last DanceJill - 1996
A Brother's Promise: The Dan Jansen StoryJane Jansen - 1996
EdLydia - 1995
Bye Bye LoveClaire - 1995
The Four DiamondsIrma Millard / Hermit of the Lagoon - 1994
In the Best of Families: Marriage, Pride & MadnessKathy - 1994
Chicago HopeDiane Grad - 1994
Clean SlatePaula - 1993
SirensSarah Berkezchuk - 1992
Doing Time on Maple DriveKaren - 1991
Don't Tell Mom the Babysitter's DeadCarolyn - 1990
WIOUAnn Hudson - 1990
Kindergarten CopZach's Mother - 1989
The Endless Game - 1987
Superman IV: The Quest for PeaceTeacher - JFK High School