Dakota Fanning as Wendy Welcott

Alice Eve as Audrey

Toni Collette as Scottie

River Alexander as Sam

Shawn Roe as Derrick

Tony Revolori as Nemo

Lexi Aaron as Herself

Michael Stahl-David as Jack

Jessica Rothe as Julie

Lara Lihiya as Madeline

Robin Weigert as Officer Doyle

Patton Oswalt as Officer Frank

Dan Cordell as Richard

Marla Gibbs as Rose

Madeleine Murden as Young Audrey

Farrah Mackenzie as Young Wendy

Rigo Obezo as Bakersfield Cop

B Z Cullins as Male Bus Driver

Denise Dowse as Doris, Bus Driver

Amy Tolsky as Bus Passenger

Roger V. Burton as Patterson

Heath McGough as Cashier

Edward Hong as Cinnabon Guy

Jacob Wysocki as Male Nurse

Stephanie Allynne as Nursing Assistant

Todd Wagner as Doctor

John Prosky as Hospital Administrator

Poppy Gagnon as Small Child

Ana Rey as Ticket Agent

Laura Innes as Ticket Agent #1

David Brisbin as Ticket Agent #2

Matthew Cardarople as Trivia Guy #1

Bill Kottkamp as Trivia Guy #2

Matt Corboy as TV Presenter

Joe Nuñez as The Overseer

William Stanford Davis as Creed (uncredited)

Cuete Yeska as Orderly (uncredited)

Mario Revolori as Orderly (uncredited)

Joe Williamson as Police Officer (uncredited)

Elliott James Thomas Moore as Teenager (uncredited)

Bea Miller as Tracy (uncredited)