Diane Delano (born 29 January 1957) is an American character actress. She is known for her numerous roles in films and television, such as Sergeant Barbara Semanski in the CBS television series Northern Exposure and Roberta "Bobbi" Glass in The WB television series Popular. She played the role of Hilda, an FBI agent hired to protect Sami Brady, in Days of Our Lives. She also provided the voice for Big Barda in Batman: The Brave and the Bold. Prior to this, she had voiced the superheroine Pantha in Teen Titans.