High Quality Content by WIKIPEDIA articles! American Dad! is an American 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 Smiths, a dysfunctional family which consists of Stan, Francine, Steve, and Hayley. Other main characters include Jeff Fischer, Hayley`s boyfriend (and later husband); Klaus, the family`s pet who is really an East German man trapped in a fish`s body; and Roger, an alien whom Stan has rescued from government capture and harbors in the family`s attic. Since its debut on February 6, 2005, the show has broadcast 140 episodes and has completed seven seasons. The eighth season premiered on September 30, 2012.