Locke was a concert pianist at the beginning of her career. She appeared in films in the 1940s and 1950s as a supporting actress. She began her film work in the late 1930s in bit parts, but she is remembered today as a stage actress. In addition to appearing on a successful Broadway production of
Hamlet playing Ophelia, her stage credits include starring with
John Garfield in
Having a Wonderful Time,
Fifth Column with
Lee J. Cobb, and
Clash by Night with
Tallulah Bankhead. ==Personal life==