Absolutely not a film to be judged by today’s neo-puritan standards, “Vampira” (released as “Old Dracula” in the US to cash in on the recent success of “Young Frankenstein”) is steeped in the saucy, cheeky and, yes, casually racist and sexist humour of the early seventies but taken on its own terms, it has a certain amusing charm, thanks in large part to David Niven’s wonderfully elegant Count Dracula