High Quality Content by WIKIPEDIA articles! American Dad!`s first season aired from February 6, 2005 to May 14, 2006. The season consisted of twenty three episodes. The first half of the season is included within the Volume One DVD box set, which was released on April 25, 2006 and the second half is included within the Volume Two DVD box set, which was released on May 15, 2007. 19 episodes were produced during the first production cycle with production numbers 1AJxx. However, to continue running episodes for the full season (23 episodes) that began earlier than normal (May versus September) four episodes from the second production cycle (2AJNxx episodes).