The Brave and the Bold - ArrowPART TWO OF THE ARROW AND FLASH CROSSOVER EVENT — Oliver (Stephen Amell), Arsenal (Colton Haynes) and Diggle (David Ramsey) track down the location of a boomerang-wielding killer named Digger Harkness (guest star Nick E. Tarabay) but are surprised when they come face to face with an A.R.G.U.S. team.
