[3] Luna played Ngana, in the original Broadway production of South Pacific,[4] in which she helped sing the show's opening song, Dites-Moi.

After graduating from high school a few months later, she was given the starring role of Lotus Blossom in Teahouse and toured with the show's company from its launch in December 1954 to its final performance in June 1956.

[5] Director Mervyn LeRoy saw Luna's performance as Lotus Blossom in Los Angeles and cast her to play Camille, the blind girl who was Frank Sinatra's love interest in The Devil at 4 O'Clock three years after she made her film debut in Tank Battalion (1958).

[1] This led to roles in other films, including as Meli in Firecreek, as Amparo in Ship of Fools, as Cat in The Concrete Jungle and as Makia in Five Weeks in a Balloon.

She has appeared in some 500 television series, including Walt Disney's Zorro, where she was a recurring character in the "Joaquin" arc as Theresa, the Tamale Peddler; the role of Rikki Stevens in the 1958 Perry Mason episode "The Case of the Sardonic Sergeant"; The Man from U.N.C.L.E.