 
Based upon Marcia and Thomas Mitchell's 2008 book The Spy Who Tried to Stop a War, director Gavin Hood shows how Gunn leaked an email exposing the fact that the US government was eavesdropping on other countries in order to win United Nations approval in the lead up to its March 2003 invasion of Iraq. Reviewed by Alex Salmon.
 
 
 
 
 
 
 
 
 
 
