Her maternal grandfather was a Captain Stamatis who fought together with Kolokotronis against the Turks in 1821,[citation needed] when the modern Greek democracy was created.

[citation needed] In 1946 Lambeti became one of the actresses who performed for the famous modern theatre director Karolos Koun; she was the female lead in the Greek productions of the following plays: In August 1950, she married Marios Ploritis, but their marriage collapsed in 1952 when she had a love affair with Dimitris Horn.

Together they produced and played in theatre in Libelei in 1953, in La Cuisine des Anges in 1953, in L'Invitation au Château in 1955, in Quality Street in 1956, in The Rainmaker by Richard Nash in 1956, in Gigi in 1957, in The Fourposter in 1957, in Two for the Seesaw by William Gibson in 1958 and in 1959 in Dans sa Candeur Naive.

[2] In 1959 she met her American husband, the best-selling novelist Frederic Wakeman, Sr. She starred in Michael Cacoyannis's Greek masterpieces like Kyriakatiko xypnima (1954), To Koritsi me ta mavra (1956), and To Telefteo psema (1957).

Lampeti was involved in a legal procedure about the adoption of a girl named Eliza, from Spring 1970 till 1974, when she lost and gave the child back to her parents.