Barker also provided voice work for the series. MacFarlane has credited Barker and Weitzman with American Dad!s success and longevity, stating that the two of them have been in charge of creative direction over the series since its beginning.
Barker also contributed voice work to the series. MacFarlane acknowledged Barker and Weitzman's role in American Dad!'s success and longevity, indicating that they have been responsible for creative direction throughout the show's run since its inception.