 On July 9, 2014, Amell was cast as a major recurring character on the CW series "The Flash" as Ronnie Raymond/Firestorm, based on the DC Comics character.In July 2015, Amell was cast in the tenth season of "The X-Files" as FBI Agent Miller.Amell starred alongside Kevin Spacey and Jennifer Garner in the comedy film "Nine Lives", which was released on August 5, 2016.