article_snippet: BBC bosses are hoping for a return of Poldark mania.
article_snippet: Poldark is based on the novels by Winston Graham.
article_snippet: When Poldark was first dramatised in the 1970s, up to 15million viewers per episode tuned in to follow Poldark passionate romances and tales of smuggling.
article_snippet: Poldark begins on BBC1 on Sunday at 9pm.