Popsugar Entertainment This Is Us This Is Us Season 4 Cast This Is Us Will Include a Few New Faces in Season 4 — Here's the Full Cast 19 June 2019 by Kelsie Gibson View On One Page Photo 13 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Iantha Richardson as Adult Tess As season four delves more into the flash-forward timeline, we'll probably be seeing more of Richardson as adult Tess. Previous Next Start Slideshow This Is UsTV