The CW has released an official description for the January 19 return episode of The Flash.
The episode is called “Potential Energy” and it’s written by Smallville fan favorite Bryan Q. Miller!
JOE AND IRIS GET TO KNOW WALLY — Now that they’ve grown closer, Barry (Grant Gustin) considers telling Patty (guest star Shantel VanSanten) that he is The Flash. Meanwhile, Joe (Jesse L. Martin) and Iris (Candice Patton) try to get to know Wally (Keiynan Lonsdale), and the team hunts down a meta-human who can slow time itself. Rob Hardy directed the episode written by Bryan Q. Miller (#210). Original airdate 1/19/2016.