Mary McDonnell plays Sharon Raydor, previously the commanding officer of the Force Investigation Division (FID) on The Closer and later the head of the Major Crimes Division on Major Crimes. She is also known for playing President Laura Roslin on Battlestar Galactica and First Lady Marylin Whitmore in Independence Day.
- Though unconfirmed, Sharon Raydor's glasses may be Mary's own real life glasses. In Battlestar Galactica, Mary was known for wearing her own glasses as her character President Laura Roslin.
- In “Open Line”, Mary is reunited with Battlestar Galactica co-star Jamie Bamber who plays murder suspect Malcolm Rich.