Hazel Shermet (August 1, 1920 – October 27, 2016) was an American actress, comedian, and singer whose decades-long career spanned radio, television, film and theater, including Broadway.

[1] Hazel Shermet also appeared in more than 100 television commercials, including ads for Borox, Charmin, Head & Shoulders, and Hunt's Tomato Paste.

[1] Following her work on Duffy's Tavern, Shermet returned to singing and comedy on radio, where she appeared alongside Fred Allen, Morey Amsterdam, Milton Berle, Henry Morgan, Kate Smith, and Henny Youngman.

[1] Shermet and Rhine moved to Los Angeles in the early 1950s, where she continued her radio career, in addition to roles in television and film.

[1] Her dozens of other television credits, spanning the 1950s to the 1980s, included The Beverly Hillbillies, My Favorite Martian (where her husband was a screenwriter), The Patty Duke Show, That Girl, I Dream of Jeannie, The Facts of Life, Gimme a Break!

[9] From 1972 to 1977, Shermet provided the voice of the Henrietta Hippo puppet for all 196-episodes[citation needed] of the children's television show, New Zoo Revue.

She was survived by her two children: daughter, Vicki, and son, Robert Rhine, an actor and producer; as well as her granddaughter, Julie, an Emmy-nominated costume designer.