The official Armageddon Expo convention which is due to be held between the 17th and the 18th October 2009 has an ever growing line up of Stargate SG1 and Stargate Atlantis cast members.
So far confirmed attendees include:
David Hewlett, Andee Frizzell, Kavan Smith, Paul McGillion and Gary Jones
You can find out full details of this convention and book your tickets directly online