Academy Award for Best Supporting Actress

1955

Jo Van Fleet 

as

Cathy Ames/Kate Trask

East of Eden

Catherine Josephine "Jo" Van Fleet (December 29, 1915 – June 10, 1996) was an American theater and film actress. Known primarily for playing roles older than she was, her career spanned over three decades, and she won an Academy Award as well as a Tony Award.