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.
Superman IV: The Quest for Peace
1987
Don't Tell Mom the Babysitter's Dead
1991
Gattaca
1997
Doing Time on Maple Drive
1992
Kindergarten Cop
1990
A Brother's Promise: The Dan Jansen Story
1996
Clean Slate
1994
Ed
1996
Into My Heart
1998
Last Dance
1996
In the Best of Families: Marriage, Pride & Madness
1994
The Sweet Life
2017
Bye Bye Love
1995
The Robinsons: Lost in Space
2004
My Mother the Spy
2000
Mind Games
1998
The Four Diamonds
1995
Searching for David's Heart
2004