According to Maril Davis's Q&A on Twitter, Hal (Lord John's brother) has been cast but who the actor is playing him has yet to be leaked.
We also got confirmation that we will see Mr. Willoughby though no further news there also.
There is also some publicity photos in our future because Starz just did their first major publicity stills shoot.
*Check local listings for show times. Starz apps making episodes available at 12am ET.