Will Smith (Howard Inlet), Edward Norton (Whit Yardsham), Kate Winslet (Claire Wilson), Michael Peña (Simon Scott), Helen Mirren (Brigitte), Jacob Latimore (Raffi), Keira Knightley (Amy Moore) more..., Naomie Harris (Madeleine), Ann Dowd (Sally Price), Enrique Murciano (Stan), Kylie Rogers (Allison Yardsham), Natalie Gold (Beverly), Liza Colón-Zayas (Robin), Shirley Rumierk (Simon's Wife), Alyssa Cheatham (Olivia), Benjamin Snyder (Sally's Grandson), Mary Beth Peil (Whit's Mother), Andy Taylor (Father with Photo), Michael Cumpsty (Chairman of the Board), Claire Glassford (Junior Executive), Joseph Castillo-Midyett (Teacher (Mexican Commercial)), Bryan Terrell Clark (Homeless A Capella Singer), Marcus Paul James (Homeless A Capella Singer), Mykal Kilgore (Homeless A Capella Singer), Jimmy Palumbo (Super), Elia Monte-Brown (Support Group Member), Suzy Jane Hunt (Support Group Member), Crystal Anne Dickinson (Support Group Member), Andres Munar (Support Group Member), Harriett D. Foy (Board Member), Maureen Mueller (Board Member), Steven Hauck (Board Member), Robert 'Toshi' Kar Yuen Chan (Board Member), Willie C. Carpenter (Board Member), Jabriah Anderson (Marymount Student (uncredited)), Laura Hart (Passerby (uncredited)), Emily Bennett (Restaurant Patron (uncredited)), Liz Celeste (Ice Skater (uncredited)), Madeline Lupi (Marymount Student (uncredited)), Jordana Keller (Catholic School Girl (uncredited)) and others.

Allan Loeb (Writer), Maryse Alberti (Director of Photography), Michael Sugar (Producer), Brad Dorros (Producer), Allan Loeb (Producer), Anthony Bregman (Producer), Kevin Scott Frakes (Producer) more..., Susan Hegarty (Dialect Coach), Max Sherwood (Property Master), Theodore Shapiro (Original Music Composer), Beth Mickle (Production Design), Leah Katznelson (Costume Design), Kara Zeigon (Set Decoration), Jessica Lichtner (Script Supervisor), Danny Michael (Sound Mixer), Paul Urmson (Supervising Sound Editor), Paul Urmson (Sound Re-Recording Mixer), Lidia Tamplenizza (Supervising Sound Editor), Wyatt Sprague (Sound Effects Editor), Michael Barry (Sound Re-Recording Mixer), Andrew Marcus (Editor), Daisy Curbeon (Key Hair Stylist), Pierce Austin (Hairstylist), Matthew Haasch (Foley Mixer), Jay Peck (Foley Artist), Judy Murdock (Makeup Artist), Stephen A. Pope (Stunt Coordinator), Stephen Lee Davis (First Assistant Director), Michael Bederman (Unit Production Manager), Ivana Primorac (Makeup & Hair), Nancy Allen (Music Editor), Alexa Zimmerman (ADR Editor), Ray Fisher (Leadman), Scott Dougan (Art Direction), Ronnie Kupferwasser (Location Manager), Angel De Angelis (Hair Department Head), Steven Mnuchin (Executive Producer), Francesca Buccellato (Makeup Artist), Lindsay Feldman (Production Supervisor), Eric Boncher (Chief Lighting Technician) and others.