Question: Billie Lou Watt, was an actress in theater and television, including several voice acting roles for commercials, anime and animated series, she's known for playing Elsie the Cow, a character, for which cartoon cow developed as a mascot for which organization, in 1936, to symbolize the "perfect dairy product"? 
Sentence (from "Billie Lou Watt"): She is best known as the original English dub voice of the title characters of the 1960s anime series "Astro Boy" and "Kimba the White Lion", the character Elsie the Cow for Borden Cheese's TV commercials, and a live-action turn playing Ellie Harper Bergman on the soap opera "Search for Tomorrow".
Relevant evidence: Yes