Even though they are frequently seen flanking presidential convoys in their trademark dark suits and sunglasses, little is truly known about the insulated world of the United States Secret Service. National Geographic's Inside series delves deep into the inner workings of the secretive organization for an unprecedented behind-the-scenes look at the upper echelons of national security.

Unfortunately the movie National Geographic: Inside the U.S. Secret Service is not yet available on Netflix. Follow us on Facebook to see when National Geographic: Inside the U.S. Secret Service becomes available on Netflix!