The Flash

CW | 8:00 pm

Actress Caity Lotz ("DC's Legends of Tomorrow") steps behind the camera to direct "The Curious Case of Bartholomew Allen," a new episode in which The Flash (Grant Gustin) gets blasted by a shockwave. He survives the impact, but soon his body begins to age prematurely. Candice Patton, Danielle Panabaker, Danielle Nicolet and Brandon McKnight also star.