Lamas was also seen in The Poor People's Christmas (1947), Evasion (1947), The Tango Returns to Paris (1948), and The Story of a Bad Woman (1948). He had the lead in La rubia Mireya (1949) alongside Mecha Ortiz, and a key role in De padre desconocido (1949), Vidalita (1949) and The Story of the Tango (1950). He also appeared in Corrientes, calle de ensueños (1949), and La otra y yo (1950). He was reportedly the third biggest star in the country.