Despite portraying Barry and Iris (grown-up) daughter on The Flash (2014), Jessica is older than both Grant Gustin and Candice Patton, 31 and 33 respectively, while Jessica is 37.
Has appeared in two The CW dramas based on the DC Comics character of Superman: Smallville (2001), where she played Bette San Souci/Plastique, and Supergirl (2015), wherein she debuted as Nora West-Allen/XS during the "Crisis On Earth-X".