Uploaded August 2026 | Updated September 2026, 3 weeks ago

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“Extra” has an exclusive behind-the-scenes feature from Season 2 of “Librarians: The Next Chapter.” Dominic Monaghan, who plays the mischievous wizard Merlin, and other cast members share inside scoop on the new season and what Merlin's up to. New episodes air Sundays and Mondays at 9 p.m. ET/PT on TNT.