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Jayne Brook (bornJane Anderson) (born September 16, 1960)^[1] is an American actress, best known for her roles as Dr. Diane Grad on the medical dramaChicago Hope, as a series regular for five of the show's six seasons, and Mary Ann Mitchell onThe District from 2000 to 2002. Between 2017 and 2019, Brook had a recurring role as Starfleet Vice Admiral Katrina Cornwell in the seriesStar Trek: Discovery.

Brook was born inNorthbrook,Illinois. She graduated fromGlenbrook North High School in 1978 at the age of 17.^{[citation needed]} She attended New College in Oxford, England, andDuke University^[2] on scholarship, earning abachelor's degree in 1982. Brook is married to actor and directorJohn Terlesky. They have two daughters, Alexandra Sophia and Annaliese Marie.

Brook had acted in Britain's regional theatres and in London before she went to Los Angeles to begin acting on TV.^[2] She also worked briefly as a model.^[3]

Her first acting role was in the filmSuperman IV: The Quest for Peace in 1987. During the late 1980s, she worked for a while in Great Britain, appearing inThe Old Boy Network, a single seasonITV comedy series about three ex-spies who set up as private investigators after the end of theCold War.

Brook went on to appear in numerous film and television roles, such as Carolyn in the 1991 filmDon't Tell Mom the Babysitter's Dead, a starring role in the spring 1993 ABC network version ofSirens, a guest star for a three-episode arc ofL.A. Law and in the 1995 filmBye Bye Love. She also had a small part as a child's mother inKindergarten Cop (1990). She had a major role inMy Mother, the Spy (2000).

Her starring role in the ensemble cast ofChicago Hope, from 1994 to 1999, was followed by appearances in regular or recurring roles on such series asSports Night,The District,John Doe,Boston Legal andPrivate Practice. Brook has been a guest star in single episodes of other series, including reuniting with her formerChicago Hope co-starMark Harmon in a 2007 episode,"Cover Story", of hisCBS television seriesNCIS.

From 2017 to 2019, Brook had a recurring role asStarfleet Admiral Katrina Cornwell on the first two seasons ofStar Trek: Discovery.

• Jayne Brook atIMDb

• Living people
• 20th-century American actresses
• 21st-century American actresses
• Actresses from Illinois
• American film actresses
• American television actresses
• Duke University alumni
• People from Northbrook, Illinois
• Glenbrook North High School alumni
• 1960 births

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