The Winchesters 1×04 “Masters of War” Season 1 Episode 4 Promo – FIGHTER’S INSTINCT – After the details of a veteran’s death don’t add up, Carlos (JoJo Fleites) brings everyone in to investigate and he shares a detail about his past that makes John (Drake Rodger) see him in a new light. Mary (Meg Donnelly) finds an unexpected ally who has been hot on the trail of this monster and Latika (Nida Khurshid) tries to help Mary heal and find closure with someone she lost. Meanwhile, John’s habit of running headfirst into danger leaves Millie (Bianca Kajlich) worried for her son. John Kretchmer directed the episode written by Julia Cooperman (104). Original Airdate 11/1/2022.