Peter Shaffer screenplay for "Equus", he was nominated for the 1977 Best Adapted Screenplay Oscar but the award went to Alvin Sargent, who wrote the screenplay for "Julia". For writing the screenplay for "Amadeus", Shaffer received both the 1984 Best Screenplay Golden Globe and the 1984 Best Adapted Screenplay Oscar. Shaffer was homosexual but did not write explicitly about it. His boyfriend Robert Leonard died in 1990. Shaffer died on June 6, 2016, at the age of ninety while on a trip to the south-west of Ireland. He co-wrote three detective novels with his brother Anthony Shaffer under the pseudonym "Peter Antony".
Peter Shaffer landed Shaffer the New York Drama Critics' Circle Award for Best Foreign Play. Shaffer's next piece was a double bill, "The Private Ear/The Public Eye", two plays each containing three characters and concerning aspects of love. They were presented in May 1962 at the Globe Theatre, and both starred Maggie Smith and Kenneth Williams. Smith won the Evening Standard Theatre Award for Best Leading Actress at the age of 27. The National Theatre was established in 1963, and virtually all of Shaffer's subsequent work was done in its service. His canon contains a unique mix of philosophical dramas and satirical