Efrem Zimbalist
Marcia Davenport was born Marcia Glick in New York City on June 9, 1903, the daughter of Bernard Glick and the opera singer Alma Gluck. Her family is of Romanian-Jewish descent. Around 1911, when Marcia was 8, her parents separated. Her mother remarried Efrem Zimbalist, a concert violinist. With Zimbalist as a step-father, Marcia had two half-siblings: Efrem Zimbalist Jr. (who became an actor) and Maria Virginia Zimbalist Bennett.