LOS ANGELES - Frank D. Gilroy, the Pulitzer Prize-winning playwright of "The Subject Was Roses," has died. He was 89.

He passed away on Saturday night of natural causes in Monroe, New York, his family announced through a statement.

Gilroy also won a Tony for "The Subject Was Roses," which had its Broadway premiere in May of 1964 and wrote the screenplay for the 1968 film adaptation starring Jack Albertson and Patricia Neal.

The Bronx native attended the Yale Drama School after serving in the army. He worked as a screenwriter for television and film for years, and also directed the 1971 Shirley MacLaine film "Desperate Characters."

He is survived by his wife of 62 years, his three sons, all of whom work in the film industry, and five grandchildren.