It survived years of being in syndication here and there with few viewers ever having seen the entire series,
Bottom line - I really don't care what anyone thinks about the Barnabas Collins I grew up enjoying; the same is true for the original series. And for that reason, what anyone thinks of the Depp portrayal of the character is meaningless to me.
Was this tv spot video linked to yet?
I noticed that if you go to the Facebook page of the film, and scroll all the way to the bottom, there are posts to the timeline from as early as 1752, and they continue up through 1776, explaining so of what, I'm guessing, we can expect to see in the prologue portion of the film.
Family curses, troubled young Barnabas, and even how Joshua and Naomi meet their end are all explained.