Grant Gustin Celebrates Candice Patton, The Flash Castmates

As The CW series comes to an end in Season 9, Gustin reflects on his longtime costars, including Patton, Tom Cavanagh, Carlos Valdes, Danielle Panabaker, and Jesse L. Martin. #TheFlash Follow TVLine on... Twitter:   / tvline   Facebook:   / tvline   Instagram:   / tvline