Emily Blunt

Rachel Watson

Rebecca Ferguson

Anna Watson

Haley Bennett

Megan Hipwell

Justin Theroux

Tom Watson

Luke Evans

Scott Hipwell

Allison Janney

Detective Sgt. Riley

Edgar Ramírez

Dr. Kamal Abdic

Lisa Kudrow

Martha

Laura Prepon

Cathy

Darren Goldstein

Man in the Suit

Lana Young

Doctor

Rachel Christopher

Woman with Child

Fernando Medina

Pool Player

Gregory Morley

Officer Pete

Mac Tavares

Detective Gaskill

Nathan Shapiro

Meeting Member

Tamiel Paynes

Central Park Drummer Boy

Peter Mayer-Klepchick

Mac

Alexander Jameson

Parochial School Kid (uncredited)

Mauricio Ovalle

Conductor (uncredited)