Created and written by Marnie Dickens, the six-episode BBC twisty drama Gold Digger (available to stream at Acorn TV) follows Julia Day (Julia Ormond), a 60-year-old woman who has spent her life putting the needs of others, including her ex-husband and their now adult kids, ahead of her own. Unsure of her place in the world, Julia meets Benjamin Greene (Ben Barnes), a man 25 years her junior, who she believes that she’s finally found happiness with, until she begins to question his true motive. During this 1-on-1 phone interview with Collider, British …