Nicole Kidman as Margot

Jennifer Jason Leigh as Pauline

Jack Black as Malcolm

John Turturro as Jim

Ciarán Hinds as Dick Koosman

Zane Pais as Claude

Flora Cross as Ingrid

Halley Feiffer as Maisy Koosman

Ashlie Atkinson as Becky

Matthew Arkin as Alan

Seth Barrish as Toby

Susan Blackwell as Woman on Train

Christian Hansen as Fireman

Michael Cullen as Mr. Vogler

Enid Graham as Mrs. Vogler

Brian Kelley as Bruce

Sophie Nyweide as Vogler Daughter

Justin Roth as Vogler Son

Jonathan Schwartz as Malcolm's Friend

Lisa Emery as Woman with Dog

Michael Medeiros as Karaoke Singer

Alexander Emmet as Hot Guy / Bar Couple (uncredited)

Chuck Gerena as Man in Bar / Street (uncredited)

Tyler Kelley as Kid (uncredited)

Sophie Savides as Girl on Boat (uncredited)