Michele Ann Marie "Shelley" Fabares (born January 19, 1944) is an American actress and singer. Fabares is known for her roles as Donna Reed's oldest child, Mary Stone, on The Donna Reed Show (from 1958 to 1963), and as Craig T. Nelson's love interest and eventual wife, Christine Armstrong Fox, on the sitcom Coach. She also was Elvis Presley's co-star in three films..