Question: When did Liz Sagal's father die?
Sentence (from "Liz Sagal"): In the 1980s, she co-starred with her twin sister Jean Sagal in the television series "Double Trouble" that ran from 1984 to 1985, as well as the 1982 movie "Grease 2", a sequel to the 1978 film starring John Travolta.
Relevant evidence: No