 The black @-@ and @-@ white film starred Rd Soekarno , Oedjang , Boen Sofiati , and Soehaena ; it also featured Ratna Djoewita , <unk> , <unk> <unk> , and Moesa . Oedjang had acted for Union since its first film , Kedok Ketawa ( The Laughing Mask ; 1940 ) , while Soekarno and Soehaena had made their debuts in Soeara Berbisa . Sofiati , a stage actress who operated her own troupe , was a newcomer to cinema . This cast was of various socio @-@ economic backgrounds , including noblemen and stage actors . Although Union stated that the film was made along realist lines and aimed at educated viewers , owing to the inclusion of stage actors – people who usually entertained lower class audiences – the Indonesian film historian Misbach Yusa Biran suggests that this was untrue . 
