Episodes Legion: Chapter 21 Published 2 years ago on June 29, 2019 Chapter 21: David prepares for a journey. Written by Noah Hawley and Olivia Dufault & Kate Thulin; Directed by Carlos Lopez Estrada. Airdate: Monday 1 July 2019 at 10.00pm on FX. Season 3, Episode 2 Share this post: Twitter Facebook Pinterest Reddit SMS CableFXLegion Advertisement You may like NBA Countdown: Episode 21 (S2021EP21 ESPN Fri 23 Apr 2021) RuPaul's Drag Race: Grand Finale (S13EP16 VH1 Fri 23 Apr 2021) Gold Rush: Dave Turin's Lost Mine: Let There Be Gold (S3EP6 Discovery Channel Fri 23 Apr 2021) An Unexpected Killer: Hidden Betrayal (S2EP13 Oxygen Fri 23 Apr 2021) Triple D Nation: Nostalgic Neighborhood Nosh (S1EP52 Food Network Fri 23 Apr 2021) Behind Every Man: Keonna Green (S1EP13 Oprah Winfrey Network Fri 23 Apr 2021)