The Mystery of the Bosphorus (Boğaziçi Esrarı) (translated)

The Mystery of the Bosphorus is a 1922 Turkish film. Directed and written by Muhsin Ertuğrul, who also plays the role of Figani, the film is an adaptation of a work by Yakup Kadri Karaosmanoğlu. Combining elements of drama and crime, the film was distributed by Kemal Film.

In addition to Muhsin Ertuğrul, the film's cast includes M. Kemal Küçük as Lokman Hekim, Behzat Butak as Çınarî, Emin Beliğ Belli as Nur Baba, Madam Saramatof as Nigar, Ali Rıza as Bektaşi, and Aznif Minakyan as Celile. Vasfi Rıza Zobu, Galip Arcan, Refik Kemal Arduman, Hakkı Necip Ağrıman, and Anna Mariyeviç are among the other cast members.

This Turkish-made film, originally in Turkish, is noted as Muhsin Ertuğrul's first feature film experience.