Television News 'Timeless' series finale movie to air on NBC on December 20 10/28/2018 NBC said it will air its "Timeless" series-capping movie on December 20. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Abigail Spencer Matt Lanter Sakina Jaffrey Malcolm Barrett Paterson Joseph Abraham Lincoln Timeless