Check out the extended promo for next week's episode of 'The Flash' which features the Pied Piper, played by Andy Mientus. http://www.youtube.com/watch?v=EY-LnVFUDX8 Episode Description: BROADWAY STAR ANDY MIENTUS GUEST STARS AS THE PIED PIPER — Dr. Wells’ (TomCavanagh) former protégée, Hartley Rathaway (guest star Andrew Mientus), returns to seek revenge on his mentor after being … Continue reading ‘The Flash’ Season 1 – Extended Promo For Episode 11, “The Sound And The Fury”