Den sommeren jeg fylte 15 () is a 1976 Norwegian drama film directed by Knut Andersen, starring Steffen Rothschild, and music composed by Eyvind SolÃÂ¥s. The film is based on Knut Faldbakken's novel Insektsommer (Insect Summer). Peter (Rothschild), who was a teenager in the 1950s, is reminiscing about the days of his youth, and his awakening sexuality.