Conversation so far:
What film has Patti LuPone been in?
Among LuPone's film credits are Fighting Back, Witness, Just Looking, The Victim, Summer of Sam, Driving Miss Daisy.
Has she won any awards?
She has twice been nominated for an Emmy Award.
Who is a costar she had?
She reunited with fellow guest star Kellie Martin as her mother.
In what show was that?
LuPone guest starred on Army Wives.

Question: What is a leading role she had?
Self-contained rewrite: What is a leading role Patti LuPone had?