Blondie (comic strip) was adapted into a long-running series of 28 low-budget theatrical B-features, produced by Columbia Pictures. Beginning with "Blondie" in 1938, the series lasted 12 years, through "Beware of Blondie" (1950). The two major roles were Penny Singleton as Blondie and Arthur Lake (whose first starring role was another comic strip character, Harold Teen) as Dagwood. Faithfulness to the comic strip was a major concern of the creators of the series. Little touches were added that were iconic to the strip, like the appearance of Dagwood's famous sandwiches—and the running gag of Dagwood colliding with the mailman amid a flurry of
Florence Lake Hollywood to get into the burgeoning film industry. Arthur changed his professional name to Arthur Lake and later achieved great success as "Dagwood Bumstead" in the "Blondie" movie series. Florence was petite, with a high-pitched speaking voice. She perfected a comical singsong delivery that established her in "dumb" roles. She personified flightiness in the Kennedy shorts, as the scatterbrained Mrs. Kennedy. After the series ended upon Kennedy's death in 1948, she continued to play character roles in films and television. Her best-known TV role was Jenny, the Calverton telephone operator in "Lassie". Lake played the role for the entire ten