Arrow -- "Unthinkable" -- Image AR223a_ 0191b -- Pictured: David Ramsey as John Diggle -- Photo: Cate Cameron/The CW -- © 2014 The CW Network, LLC. All Rights Reserved.

Arrow -- "Unthinkable" -- Image AR223a_ 0191b -- Pictured: David Ramsey as John Diggle -- Photo: Cate Cameron/The CW -- © 2014 The CW Network, LLC. All Rights Reserved.