Best known down under for her role as Tasha on the popular soap opera Home and Away, this quirky Aquarian wasn’t content to keep her career on one continent. Her breakthrough role in Transformers captured the attention of Hollywood, and now she’s on a roll. As an Aquarian, she’s especially dazzling in futuristic flicks like 2012’s remake of Red Dawn. But her activism is where her native sign is most evident: humanitarian efforts keep Isabel as busy as film roles. From saving dolphins to raising awareness about the plight of children in developing countries, Isabel rises to many a cause.