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.
What is a leading role she had?
She played Lady Bird Johnson in the TV movie, LBJ: The Early Years.
In what movie or tv role?
in the TV movie, LBJ: The Early Years (1987).

Question: what movie for her was a big success?
Self-contained rewrite: What movie for Patti LuPone was a big success?