Diana Douglas was a Bermudian-born American actress, best known for It Runs in the Family, The Indian Fighter, and Planes, Trains & Automobiles. Other film credits include The Star Chamber, Loving, The Indian Fighter, The Whistle at Eaton Falls, House of Strangers, The Sign of the Ram, The Late George Apley, and Keeper of the Flame.

Television credits include Professor Tyler on BBC’s The Paper Chase, Mother Blaisdel on ABC’s Dynasty, Dr. Charlotte Kramer on CBS’ Knots Landing, Mrs. Denman on CBS’ The Waltons, and Martha Evans on NBC’s Days of Our Lives.

Theatre credits include his Broadway debut as Mary Macready in The Highest Tree (Longacre Theatre), Louise in Everything in the Garden (Royale/Longacre Theatres), and Mrs. Durant in Cactus Flower (Plymouth Theatre); and Off-Broadway as Dame Laurentia McLachlan in The Best of Friends (Westside Theatre).