Question: What is the cause of death of director of film Oh Dad, Poor Dad, Mamma'S Hung You In The Closet And I'M Feelin' So Sad (Film)?
Sentence (from "Oh Dad, Poor Dad, Mamma's Hung You in the Closet and I'm Feelin' So Sad (film)"): So Sad is a 1967 American black comedy film directed by Richard Quine, based on the 1962 play "Oh Dad, Poor Dad, Mamma's Hung You in the Closet
Relevant evidence: Yes