Diana Davila (b. Nov. 5, 1947) File:Julianka.jpg is a Cuban-American actress. She was born Diane Arostegui in New York City, her father was a worker for the United Nations. She traveled the world as a child, and graduated highschool in Peru. Diana created the role of Julianka in the original series of Dark Shadows. As an actress, her film credits include the Woody Allen flick, Play It Again, Sam which also featured fellow Dark Shadows Alum, Jerry Lacy.