One of the key factors contributing to The Nanny's widespread appeal was its diverse cast. The show boasted a predominantly female and ethnically diverse ensemble, with Fran Dreschler as Fran Fine, a lovable and outspoken nanny from Queens. The Banks family, comprised of Robert (Charles Shaughnessy), Sylvia (Lauren Lane), and their three children, provided a rich backdrop for Fran's antics and wit. The show's casting choices helped bridge cultural divides, making it accessible to audiences from different backgrounds.