Popsugar Entertainment Netflix Netflix's You Season 3 Cast Netflix's You Is Packing in Some Notable Stars For Season 3 — See Who Is on Board 26 January 2021 by Kara Kia First Published: 16 October 2020 View On One Page Photo 1 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Tati Gabrielle as Marienne Gabrielle portrays Marienne, a smart, no-nonsense librarian who doesn't let much get by her. Previous Next Start Slideshow NetflixYouEntertainment NewsPenn BadgleyTV