Sissy Spacek stars as Miriam Thompson, a Montgomery, Ala., housewife who finds herself in the midst of a civil rights revolution when she helps her black maid, Odessa (Whoopi Goldberg), during the infamous bus boycott of the 1950s. When Miriam discovers Odessa is forced to walk the 9 miles to her house and back, she volunteers to give Odessa a ride -- much to the dismay of Miriam's husband and social circle.