Nagy's plays have been performed in many countries. They include "Weldon Rising", first produced by the Royal Court Theatre in association with the Liverpool Playhouse in 1992; "Butterfly Kiss", first produced by the Almeida Theatre Company in 1994; "The Scarlet Letter", an adaptation of Nathaniel Hawthorne's classic novel, commissioned and first produced by the Denver Centre Theatre in 1994; "Trip's Cinch", commissioned and first produced by the Actors Theatre of Louisville in 1994 and received its UK premiere in 2002; "The Strip", commissioned and first produced by the Royal Court Theatre in 1995; and "Disappeared", a joint winner of both the 1992 Mobil International Playwriting Prize and the 1995 Susan Smith Blackburn Prize. "Disappeared" premiered at the Royal Court in 1995 in a production directed by the author which subsequently toured the UK before a London run at the Royal Court Theatre. The play went on to win the Writers' Guild of Great Britain Award for Best Regional Play and the Eileen Anderson/Central Television Award for Best Play. In February 1999, "Disappeared" was presented at the Steppenwolf Theatre Company, Chicago by RoadWorks Productions.