while they hid, for weeks, from the deadly wrath of the revolutionary guards, a cia agent named tony mendezatched an insane rescue plan. he would fly them out of tehran, posing as a film crew, scouting locations for a "star wars" rip-off called "argo." >> you need a script. you need a producer. >> reporter: before he could convince the americans to play along, he needed hollywood to help sell the lie. >> teach somebody to be a director in a day? >> you can teach a rhesus monkey to be a director in a day. >> reporter: funny to think there are genuine laughs in a story like this. but one comes from the idea that spies and hollywood producers are hustlers of dafrnt striiffe stripe, right? >> it really is true. to have to make up all these yarns in order to get done what they want to get done. security of our country depended on hendless, you know, stories. and, so, it never would have worked if it weren't a true story because people would have thought, there's no way the cia would be working with hollywood. >> reporter: but it did work. and because dozens of hostages remained back at the embas