Anna Paquin character Lisa Cohen
J. Smith-Cameron character Joan
Mark Ruffalo character Maretti
Jeannie Berlin character Emily
Jean Reno character Ramon
Sarah Steele character Becky
John Gallagher Jr. character Darren
Cyrus Hernstadt character Curtis
Allison Janney character Monica Patterson
Kieran Culkin character Paul
Matt Damon character Mr. Aaron
Stephen Adly Guirgis character Mitchell
Betsy Aidem character Abigail
Adam Rose character Anthony
Nick Grodin character Matthew
Jonathan Hadary character Deutsch
Josh Hamilton character Victor
Rosemarie DeWitt character Mrs. Marretti
Glenn Fleshler character 1st Man
Stephen Conrad Moore character 2nd Man
Gio Perez character Kid
Matthew Broderick character John
Jake O'Connor character David
David Mazzucchi character Lionel
Jerry Matz character Mr. Klein
Kevin Carroll character Mr. Lewis
Hina Abdullah character Angie
Olivia Thirlby character Monica
Kenneth Lonergan character Karl
Enid Graham character Bonnie
Brittany Underwood character Leslie
T. Scott Cunningham character Gary
Michael Ealy character Dave the Lawyer
Renée Fleming character Opera Singer
Susan Graham character Opera Singer 2
Adam LeFevre character Rob
Krysten Ritter character Shopgirl
Matthew Bush character Kurt
Anna Berger character Neighborhood Lady #1
Rose Arrick character Neighborhood Lady #2
Pippen Parker character Opera Fan
Stephanie Cannon character Woman Mourner #1
Kevin Geer character AIG Detective #2
Kelly Wolf character Annette
Johann Carlo character Neighbor
Carlo Alban character Rodrigo
Christine Goerke character Opera Singer "Norma"
Jason Pendergraft character Young Cop (Not Photographed)
Yves Abel character "Hoffman" Conductor
Liza Colón-Zayas character Nurse
Robert Myers character Opera Buff (uncredited)