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.
20 movies · 21 shows
The Sweet Life
2017·6.2
Look at Me Again
2010·0.0
Searching for David's Heart
2004·6.7
The Robinsons: Lost in Space
2004·5.2
My Mother the Spy
2000·7.5
Into My Heart
1998·5.2
Mind Games
1998·4.4
Gattaca
1997·7.6
Last Dance
1996·5.7
Ed
1996·4.1
A Brother's Promise: The Dan Jansen Story
1996·5.5
The Four Diamonds
1995·6.0
Bye Bye Love
1995·6.0
Clean Slate
1994·5.8
In the Best of Families: Marriage, Pride & Madness
1994·7.3
Doing Time on Maple Drive
1992·5.1
Don't Tell Mom the Babysitter's Dead
1991·6.2
Kindergarten Cop
1990·6.1
The Endless Game
1989·6.3
Superman IV: The Quest for Peace
1987·4.6