American Dad! first season aired from February 6 to June 19, 2005, and consisted of seven episodes. The season is included within the Volume One DVD box set, which was released on April 25, 2006. Nineteen episodes were produced during the first production cycle with production numbers 1AJNxx. 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) were aired.

American Dad! is an American adult animated sitcom created by Seth MacFarlane,  Mike Barker, and Matt Weitzman, for the Fox Broadcasting Company. Set in the fictional town of Langley Falls, Virginia, the series centers on the eccentric Smith family and their three housemates. The Smith family consists of title character Stan, Francine, Hayley, and Steve, and their three housemates are Roger, an alien whom Stan has rescued from government capture and harbors in the family's attic; Jeff Fischer, Hayley's boyfriend and eventual husband; and Klaus, the family's pet who is really an East German man trapped in a fish's body.