Alexis Smith (born June 8, 1921-died June 9, 1993) appeared as wealthy socialite Lady Jessica Montford, the mentally disturbed, conniving younger sister of Clayton Farlow, in a total of eleven episodes of the CBS-TV series Dallas, beginning with the Season 7 episode "The Unexpected". She appeared in several major Hollywood movies in the 1940s and had a notable career on Broadway in the 1970s, winning a Tony Award in 1972.