>> who did you receive your instructions from? >> you want to be partners, i'm offering you a partnership. >> that was a clip from the mo offy "the falcon and the snowman." the 1985 film starring timothy hutton that helped launch convicted spy christopher boyce into infamy. >> i'll be looking over my shoulder for the rest of my life. >> his real life story began in 1974. the clean cut son of a former fbi agent was working at a defense firm in california when he intercepted a cia cable that allegedly discussed the plan to destabilize the australian government. he teamed up with childhood friend andrew dalton lee to, quote, do as much damage to the american intelligence community as he could. to boyce, that meant selling nas codes to the soviet union. he later said his prime motivation was to punish the u.s. for allegedly being in cahoots to overthrow the government of its ally. after two years on the run, boyce was caught outside the soviet embassy in mexico and was