Betty Lou Keim: Betty Lou Keim. Actress: Yancy Derringer. Betty Lou Keim was born, in 1938, in Malden, Massachusetts. She made her debut as Peggy Allison in the television series, My Son Jeep (1953). She later appeared on The Philco Television Playhouse (1948) and The Alcoa Hour (1955). Two movie roles followed in 1956, those being These Wilder Years (1956) and Teenage Rebel (1956). Betty's best performance was in Some Came Running (1958)....
Known For: Yancy Derringer (Julie Randall), The Wayward Bus (Norma , the counter girl), Some Came Running (Dawn Hirsh), These Wilder Years (Suzie)