Hayden Christensen as Stephen Glass

Peter Sarsgaard as Charles 'Chuck' Lane

Chloë Sevigny as Caitlin Avey

Rosario Dawson as Andy Fox

Melanie Lynskey as Amy Brand

Hank Azaria as Michael Kelly

Steve Zahn as Adam Penenberg

Mark Blum as Lewis Estridge

Simone-Elise Girard as Catarina Bannier

Chad Donella as David Bach

Jamie Elman as Aaron Bluth

Luke Kirby as Rob Gruen

Cas Anvar as Kambiz Foroohar

Linda E. Smith as Gloria

Ted Kotcheff as Marty Peretz

Owen Roth as Ian Restil

Bill Rowat as George Sims

Michele Scarabelli as Ian's Mother

Terry Simpson as Joe Hiert

Howard Rosenstein as Suit #1

Louis-Philippe Dandenault as Michael

Morgan Kelly as Joe

Christian Tessier as Cade

James Berlingieri as Jason

Brett Watson as Seth

Andrew Airlie as Alec Shumpert

Russell Yuen as Emmit Rich

Pierre Leblanc as Monica Merchant #1

Pauline Little as Monica Merchant #2

Kim Taschereau as Stout Woman

Phillip Cole as Security Guard

Mark Camacho as Glass' Lawyer

Ian Blouin as Chuck's Son

Lynne Adams as Kelly's Colleague

Caroline Goodall as Mrs. Duke

Brittany Drisdelle as Megan

Isabelle Champeau as Journalist (uncredited)