Mark Ruffalo

Adam

Gwyneth Paltrow

Phoebe

Tim Robbins

Mike

Josh Gad

Neil

P!nk

Dede

Patrick Fugit

Danny

Joely Richardson

Katie

Carol Kane

Roberta

Emily Meade

Becky

Isiah Whitlock Jr.

Charles

Poorna Jagannathan

Lili Kazhani

Tony Joe

Mail executive

Jordan Dean

Jordan

Michaela Watkins

Margo

Okieriete Onaodowan

Lou

Natalia Volkodaeva

Ana

Paul Urcioli

Owner

Kenneth Maharaj

Cabbie

Meng Ai

Mini-Mart Cashier

Juan Leon

Cashier

Geoffrey Molloy

Mustache Man

Maureen Sebastian

Subway Woman

Marcus Neville

Peter

Sarah Baskin

Waitress

Alexis Suarez

Paramedic

Terry Walters

Female Addict

George Demas

Addict

David Wain

Addict

Brian Koppelman

Addidct

Geoffrey Cantor

Addict

Gary Silberman

Meeting Man

Ben Boime

Meeting Man

Linn Yen

Beautiful Woman

Andre Ward

Kai (uncredited)