These spy thrillers represent the very best that the genre has to offer in the high-tech, big-budget landscape of the 21st century.
Movies like The Ipcress File and The Conversation are the antithesis of everything James Bond stands for, but that doesn't make them any less great.
Movies about espionage often don't age well, but hidden gems like The Ipcress File, Where Eagles Dare, and Hopscotch hold up strikingly well.