[3] Blake was a first cousin of actor Milburn Stone (her mother and his father were sister and brother), who played the role of Doc Adams on Gunsmoke Western series.

Blake appeared in four episodes of the NBC sitcom It's a Great Life (1954–1956) and twice on CBS's December Bride, with Spring Byington.

About this time, she was cast in a guest-starring role in the sitcoms Guestward, Ho!, with Joanne Dru on ABC, and Angel, with Annie Fargé on CBS.

She played Millie Brinkerhoff in the episode "Instant Wedding" in the 1963 NBC military drama The Lieutenant starring Gary Lockwood in the title role, and Larry Mondello's mother on Leave It to Beaver.

Shortly before her death, she appeared as Mrs. Hardy in the episode "The Con Man" of the CBS sitcom The Doris Day Show.