An Irish sports journalist becomes convinced that Lance Armstrong's performances during the Tour de France victories are fueled by banned substances. With this conviction, he starts hunting for evidence that will expose Armstrong.
Ben Foster
as Lance Armstrong
Chris O'Dowd
as David Walsh
Guillaume Canet
as Dr. Ferrari
Jesse Plemons
as Floyd Landis
Lee Pace
as Bill Stapleton
Denis Ménochet
as Johan Bruyneel
Edward Hogg
as Frankie Andreu
Dustin Hoffman
as Bob Hamman
Elaine Cassidy
as Betsy Andreu
Laura Donnelly
as Emma O'Reilly
Peter Wight
as Sunday Times Editor
Nathan Wiley
as Charles Pelkey
