Arnetia Walker: Arnetia Walker. Actress: Scenes from the Class Struggle in Beverly Hills. Arnetia began her career shortly after entering high school. Only 16 years old she landed a part on Broadway in "The Sign In Sidney Brustein's Window", starring Hal Linden. A few years after graduation she assumed her best known stage role in Michael Bennett's hit musical, "Dreamgirls". Arnetia holds the distinction of being the only actress credited with portraying...