When his supervisors at the CIA refuse to take action after his wife is killed in a London terrorist attack, a decoder takes matters into his own hands.
 
Amateur Hour
 
FUN FACT:  The film's source novelist is Robert Littell who has been a journalist and novelist who specializes in espionage novels that frequently are set around the spy world of the CIA and the former Soviet Union. He wrote the screenplay for the original movie of 'The Amateur' then wrote the novel of the same name afterwards. The book has a slightly different title, it being "The Amateur: A Novel of Revenge (1981)". The original 'Amateur' movie was his first film & TV credit.