The CW has added Michelle Harrison to the cast of The Flash TV series who will play mother to Barry Allen.
Michelle Harrison will play Norma Allen, described as a guest/recurring role by Deadline.
Harrison is known for playing Jessica in the CW Emily Owens M.D. series.
She joins Grant Gustin as Barry Allen, aka The Flash; Carlos Valdes as Vibe; Candice Patton a Iris West; Jesse L. Martin as Detective West; Rick Cosnett as Detective Eddie Thawne, and original Flash TV star John Wesley Shipp in a myserious role.