Zeitgeist: Addendum KademliaDecember 15, 2008 Zeitgeist: Addendum is a 2008 documentary film produced and directed by Peter Joseph, and a sequel to the 2007 film Zeitgeist: The Movie. Zeitgeist: Addendum is itself followed by the 2011 film Zeitgeist: Moving Forward. DocumentaryFull Feature FilmVideo0 views 0