Transform Your Look with the Uncle Baby Billy Costume | At NAJ There is no better time than now to dive into the world of fashion with Uncle Baby Billy Costume. The designed outfit is inspired by Walton Goggins, the famous American actor. However, Walton Goggins portrayed Baby Billy Freeman in the HBO series The Righteous Gemstones. This dark comedy series critiques hypocrisy and greed while examining issues of power, faith, and family. In every role he played, he delivered a compelling performance. Uncle Baby Billy’s fictional role in the show makes him stand out because of his tragic and hilarious performance. Goggins gets praise not only because of his character but also for the outfit.