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Jayne Brook
Known for: ActingJayne 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.
Filmography 10
John Doe
as Jamie Avery 
Gattaca
+4
as Marie Freeman 
Kindergarten Cop
+7
as Zach's Mother 
Don't Tell Mom the Babysitter's Dead
+3
as Carolyn 
Ed
+2
as Lydia 
Last Dance
+2
as Jill 
My Mother the Spy
+1
as Alison Shaeffer 
Into My Heart
+2
as Kat 
The Sweet Life
+1
as Katherine 
Mind Games
as Hannah Berrick