Board Thread:Spoilers!/@comment-6274680-20171113235602/@comment-2153169-20171121061951

Chad Rook joined the casting for this episode. He was a recurring one on Timeless, Siren and appeared on The Flash, Izombie, etc... A guest star ^^

https://twitter.com/ChadRook/status/931288448295505920

According to IMDB, he is playing Captain Kidd https://en.wikipedia.org/wiki/William_Kidd

So... Another Hook-centric? The third one already.