Zelda May Rubinstein was an American actress and human rights activist, known as eccentric medium Tangina Barrons in the Poltergeist film series. Playing "Ginny", she was a regular on David E. Kelley's Emmy Award-winning television series Picket Fences for two seasons. She also made guest appearances in the TV show Poltergeist: The Legacy (1996), as seer Christina, and was the... Wikipedia