Joseph Gordon-Levitt as Philippe Petit

Ben Kingsley as Papa Rudy

Charlotte Le Bon as Annie Allix

James Badge Dale as J.P.

Clément Sibony as Jean-Louis

César Domboy as Jeff / Jean-François

Benedict Samuel as David

Ben Schwartz as Albert

Steve Valentine as Barry Greenhouse

Mark Camacho as Guy Tozolli

Sergio Di Zio as Officer Genco

Kwasi Songui as Man with Plaid Sports Coat

Melantha Blackthorne as Parisian Flower Child

Jason Blicker as Officer Daley

Larry Day as Texas Tourist

Karl Graboshas as Earbud Guy

Daniel Harroch as Clemenza

Guillaume Baillargeon as Outdoor Café Man

Émilie Leclerc as Outdoor Café Woman

Mark Trafford as American Tourist

Inka Malovic as Woman in Chalk Circle

Lucas Ramacière as Boy in Chalk Circle

Martin Lefebvre as Gendarme

Philippe Bertrand as Gendarme

Laurence Deschênes as Young Girl with Candy

Patricia Tulasne as Dental Office Receptionist

Jean-Robert Bourdage as Dental Patient

Sylvie Lemay as Dental Patient

Sasha Dominique as Dental Patient

Soleyman Pierini as Boy Petit

Jade Kindar-Martin as Circus High Wire Performer

Patrick Baby as Petit's Father

Marie Turgeon as Petit's Mother

Cat Lemieux as Texan Tourist Woman

Denis Michaud as Fisherman

Serge Boulianne as Fisherman

Maxime Paradis as Fisherman

Jean-Marie Montbarbut as Fisherman

Vlado Stokanic as Portly Photographer

Philippe Soucy as Notre Dame Police Officer

Philippe Hartmann as Notre Dame Police Officer

Guido Grasso Jr. as WTC Construction Worker

Joel Rinzler as US Customs Agent

Harvey Diamond as WTC Architect

Sylvain Landry as Port Authority Officer

Robert D'Alessio as WTC Lobby Guard

Rosaruby Kagan as WTC Visitor's Concierge

Mizinga Mwinga as Officer Foley

Harry Strandjofski as Dock Foreman

Stuart Fink as Elevator Operator

Doug Price as WTC Rooftop Guard

Yanik Ethier as Mysterious Visitor

Vittorio Rossi as Sgt. O'Donnell

Jason Deline as Officer Tessio

Darrell Lee-Izeard as Officer Washington

Kent McQuaid as Officer Hagan

Adam Bernett as Bearded Man

Massimo Cannistraro as Officer Sollozzo

Karl Werleman as Engineer Cop

Chris Cavener as Construction Worker with Blow Torch

Leif Anderson as Officer Cicci

Trevor Botkin as News Reporter

Rebecca Croll as News Reporter

Gara Nlandu as News Reporter

Stephen Walters as News Reporter

Tom Hanks as Security Guard (voice) (uncredited)