Gluščević began his career as an actor in the Dubrovnik theatre and made his directing debut with the reportage film “Partizankom” do Buenos Airesa (1947). He directed short features and documentaries that won awards in Venice, Cannes, Oberhausen and Belgrade. Some of his most famous documentaries are Između dvije prozivke (1959), Pod ljetnim suncem (1961), Vuk (1962) and Ljudi s Neretve (1966). In the early 1960’s he began making feature films. His debut was the children’s short film Priča o djevojčici i sapunu (1962). Afterwards, he made three features, comedies that depict the life and mentality of the Dalmatian region: Lito vilovito (1964), Čovik od svita (1965) and Goli čovik (1968). After that he made two children’s films in which he showed great talent at working with children: Vuk samotnjak (1972) and Kapetan Mikula Mali (1974), which he edited into a TV series in 1976. He is the author of the TV series for children Jelenko (1980, in Bosnian and Herzegovinian production).