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Joan Blondell's film career spanned from the 1930s to the 1970s, encompassing four decades of Hollywood history. She started in the early talkie era, rising to fame in the 1930s as a versatile character actress. She continued to appear in films throughout the 1940s and 1950s, often playing supporting roles in major productions. In the 1960s and 1970s, she transitioned to character roles in television and film.