Mark Ruffalo, Sienna Miller & More Step Out To Support Opening Night of 'Peace for Mary Frances'!

Mark Ruffalo is all smiles as he poses for photographs at the opening night after party for Peace for Mary Frances held at the Yotel hotel on Wednesday (May 23) in New York City.

The 50-year-old actor was joined at the event by Sienna Miller, Ethan Hawke, Greta Gerwig and her love Noah Baumbach, Paul Dano and Wallace Shawn as they all stepped out to show their support.

Also in attendance were the stars of the play Lois Smith, Natalie Gold, Heather Burns and J. Smith-Cameron, who was accompanied by her husband Kenneth Lonergan.

In Peace for Mary Frances, Mary Frances (Lois) is 90 years old and ready to die. Born to refugees fleeing the Armenian genocide, her last wish is to pass away peacefully at home surrounded by her family. But her dream collides with reality as three generations of explosive women arrive prepared to battle for their family’s legacy.