 <unk> cast his wife , <unk> <unk> Mecca , as Ahmad Dahlan 's wife Siti Walidah — Mecca also served as casting director , in charge of auditioning the supporting cast . Before filming began , Mecca attempted to research the biographies of Dahlan and his wife , as she and the other young actors did not know much about the couple . However , she found such research difficult as the libraries did not have the information she needed . 
