Acting · b. 1923 · Duluth, Minnesota, USA Peggy Knudsen Biography Peggy Knudsen was an American character actress on radio, movies and television. Acting Istanbul Marge Boyle 1957 The Bottom of the Bottle Ellen Miller 1956 Hilda Crane Nell Bromley 1956 Good Morning, Miss Dove Billie Jean Green 1955 Betrayed Women Nora Collins 1955 Unchained Elaine 1955 Copper Canyon Cora 1950 Half Past Midnight Sally Ferris, alias Sally Parker 1948 Perilous Waters Pat Ferris 1948 Trouble Preferred Dale Kent 1948 Humoresque Florence Boray 1947 The Unfaithful Claire 1947 Roses Are Red Martha McCormack 1947 Stallion Road Daisy Otis 1947 The Big Sleep Mona Mars 1946 Never Say Goodbye Nancy Graham 1946 A Stolen Life Diedre 1946 Shadow of a Woman Louise Ryder, Eric's ex-wife 1946 Agent-readable