The 100 S06E07 "Nevermind" Season 6 Episode 7 Sneak Peek - THE PAST – Clarke’s (Eliza Taylor) past catches up to her. Bob Morley, Paige Turco, Marie Avgeropoulos, Lindsey Morgan, Richard Harmon, Tasya Teles and Shannon Kook star. The episode was directed by Michael Blundell and written by Kim Shumway (#607). Original airdate 6/18/2019.