Graham Greene wrote 1949's The Third Man, considered one of the best films of all time. But at the end of his life, Greene became fixated on a real-life story that parallelled his movie, when two British spies defected to the USSR in the 1950s, and Mi6 suspected they had a third man who had tipped them off. That man, Kim Philby, let a remarkable life of ambition, betrayal, and secrets. Scott Bunn (Steve Sax Syndrome, now available in podcast form!) joins us to talk about the real-life Third Man, and why Philby's story needs to be a movie.