'Arrow' Adds 'Lost' Alum Michael Emerson — as Cayden James?
For all things Comic-Con 2017, visit our all-encompassing EW Comic-Con page. Michael Emerson has joined the cast of Arrow in a mysterious new role for season 6. As announced at Comic-Con on Saturda…
As announced at Comic-Con on Saturday, the Lost and Person of Interest alum will recur as an unnamed mystery character that has yet to be announced. However, it seems likely that Emerson is playing Helix leader Cayden James, who appeared last season with a hood over his head.