Searxng/Dept. Q Netflix tv TV Filming for Dept. Q Season 2 begins July 2026. Get the official production timeline and cast details for the hit Netflix detective thriller. March 14, 2026 AceShowbiz - Dept. Q quickly became one of Netflix's standout detective thrillers after its strong debut season. Since its renewal announcement in August 2025, fans have eagerly awaited updates on when the series would return to production. Now, a clear timeline has emerged, confirming that filming for Season 2 will begin in mid-2026.