Susan Walters to Join the Cast of the CW’s The Flash

The Flash is poised to shed some light on the frosty relationship between Caitlin Snow and her mother, with the casting of Susan Walters. The alum of Vampire Diaries, Teen Wolf and Star-Crossed will guest-star and potentially recur during Season 3 of the CW hit as Caitlin’s mom, Dr. Carla Tannhauser, a world-class biomedical engineer. […]