In her American television debut, young Australian actress Harriet Dyer (Love Child) has landed the female lead in In Between Lives, NBC’s drama pilot from writer Moira Kirland, Heyday Television — the joint venture of Harry Potter and Paddington producer David Heyman and NBCUniversal International Studios — and Universal TV. Written by Kirland, In Between Lives centers on Cassie (Dyer), a mysterious young woman who reluctantly uses her gift of clairvoyance to help a…