İlker İnanoğluİlker İnanoğlu was 6 in The Boy Who Knew Too Much! as 'İlker 'Yumurcak''.
Filiz AkınFiliz Akın was 29 in The Boy Who Knew Too Much! as 'İlker'in Annesi'.
Ekrem BoraEkrem Bora was 40 in The Boy Who Knew Too Much! as 'Katil'.
Bahar ErdenizBahar Erdeniz was 21 in The Boy Who Knew Too Much! as 'Katilin ortağı'.
Kayhan YıldızoğluKayhan Yıldızoğlu was 38 in The Boy Who Knew Too Much! as 'Kurban'.
Hulusi KentmenHulusi Kentmen was 60 in The Boy Who Knew Too Much! 
Necdet TosunNecdet Tosun was 45 in The Boy Who Knew Too Much! 
Suphi TeknikerSuphi Tekniker was 32 in The Boy Who Knew Too Much! 
Guido ZurliGuido Zurli was 43 in The Boy Who Knew Too Much! as 'Director'Hüseyin KarindoyuranHüseyin Karindoyuran was >> in The Boy Who Knew Too Much! as 'Director of Photography'
Türker İnanoğluTürker İnanoğlu was 35 in The Boy Who Knew Too Much! as 'Producer'Ennio PellegriniEnnio Pellegrini was >> in The Boy Who Knew Too Much! as 'Original Music Composer'