Wikimedia Commons/Reasonable Doubt TV show Celebrity Taylor Polidore Williams joins Onyx's Reasonable Doubt Season 4. Discover what's next for attorney Jax Stewart in the hit legal drama. April 18, 2026 AceShowbiz - Taylor Polidore Williams, known for her role in Beauty In Black, has been cast in the upcoming fourth season of Reasonable Doubt, the popular Onyx TV series. While specific details about her character remain undisclosed, her addition to the cast is generating excitement for the new season.