Anne-Marie Johnson has appeared in two different roles on the popular series "NCIS." She first appeared in Season 5 as Colonel Stacey Radcliffe and then returned in Season 20 as Senator Selena Grayson. Johnson's performance as the fiery Senator was especially praised. Johnson has had a long and successful career in television, with over 100 screen credits to her name. Some of her notable roles include Nadine Hudson Thompson in "What's Happening Now!" and Althea Gibbs in "In the Heat of the Night." She has also appeared in popular shows like "In Living Color," "Melrose Place," and "ER." Johnson has been a regular presence in the "NCIS" universe, appearing in multiple episodes of "JAG" and "NCIS: Los Angeles," in addition to her roles on "NCIS."