The 100 3×16 “Perverse Instantiation – Part Two” (Season Finale) – In the season’s epic and mind-bending conclusion, our heroes begin to face the reality of their tragic situation. Everyone prepares for a final showdown. Eliza Taylor, Paige Turco, Isaiah Washington, Henry Ian Cusick, Bob Morley, Marie Avgeropoulos, Lindsey Morgan, Devon Bostick, Christopher Larkin and Richard Harmon also star. Dean White directed the episode written by Jason Rothenberg (#316). Original airdate 5/19/2016.