Arnetia Walker (born 1956) is an American actress whose most famous roles are as Nurse Annie Roland in the NBC sitcom Nurses and Ms. Ross in the WB dramedy Popular.Born in Columbus, Georgia, Walker was attending New York’s prestigious High School of the Performing Arts when she was cast in her Broadway debut, "The Sign in Sidney Brustien’s Window" by Lorraine Hansberry. She went on to stand by for Stephanie Mills as Dorothy in the original Broadway run of The Wiz.