Aunt of John Drew Barrymore and DeeDee Barrymore.
Daughter of actor Maurice Costello and Mae Costello.
Entered films with Vitagraph in 1912.
Mother of Deidre Le Blanc.
Sister of actress Dolores Costello. Former sister-in-law of John Barrymore.
Was a WAMPAS (Western Association of Motion Picture Advertisers) Baby Star of the 1920s.