Standard Orbit is a Trek.fm podcast dedicated entirely to Star Trek: The Original Series. Not an episode review show, Standard Orbit explores specific elements of TOS with host Haley Stoddart and her guests.
http://standardorbit.libsyn.com/webpage
21: Star Trek 101
Marathons for New Viewers.
With 80 episodes plus six and a half movies, The Original Series can be daunting for first-time viewers. Where does one start? In this episode of Standard Orbit, Mike and Drew go through their suggested ten-story marathon for beginners—some obvious, some not so obvious. Whether someone has never seen any Star Trek or doesn't know where to start on The Original Series, there's something here for everyone.