"Kids won't believe it when my grandchildren tell them that their grandmother is really Rudolph," Richards said in a 2005 interview with Filmfax magazine. She was credited as "Billy Richards" to mask the fact that she was a woman.
"Rudolph the Red-Nosed Reindeer," based on the eponymous 1949 song, premiered in 1964 and CBS airs it to this day around the holidays.
"What better legacy can you leave than a show that everybody loves?" Richards told NPR in 2004.
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