[5] One of Blanchard's more memorable film roles, however, was her portrayal of a Venusian queen, Allura, in the 1953 comedy Abbott and Costello Go to Mars.

Some other films of the 1950s in which she is featured include Son of Sinbad (1955), Stagecoach to Fury (1956), She Devil (1957), Jungle Heat (1957), No Place to Land (1958), and Machete (1958).

She made guest appearances in various television series through the late 1960s, including Rawhide 1959 and (1961) – Laura Carter in S3:E14, "Incident of the Big Blowout", Bachelor Father (1959), Tales of Wells Fargo (1960), Laramie (1960), Sea Hunt (1960), Hawaiian Eye (1961), 77 Sunset Strip (1961: two episodes, two different characters), Perry Mason (1963, as the murder victim Irene Chase in the episode "The Case of the Melancholy Marksman"), Burke's Law (1965), The Virginian (1967), and It Takes a Thief (1968).

Blanchard was married three times: to lawyer Reese Hale Taylor, Jr. (1960–1961); George Shepard (1965–1966); and to photographer Vincent J. Conti (1967–1970).

[8] In an interview with Los Angeles Times beauty columnist Lydia Lane in 1955,[9] Blanchard was asked about how often she has had to change her hair coloring for various film roles, and the conversation leads to not only an analysis by Blanchard about perceptions people have of "blonds vs brunettes" but also reveals that she had been studying international law at the University of Southern California USC.