The Gray House is an American historical drama television miniseries. Based on a true story, the series is about the secret work carried out by Union spies during the American Civil War. The eight-part limited series has Morgan Freeman and Lori McCreary as producers through Revelations Entertainment alongside Kevin Costner via Territory Pictures and Big Dreams Entertainment from Republic Pictures. The series was shown at the Monte-Carlo Television Festival on June 14, 2024. Amazon Prime Video acquired U.S. rights to the series, planning to release it sometime in early 2026.