Osman Koskan Collaberations
| Film Title | Role | Collaboration Count |
|---|---|---|
| Tarik Akan | Actor | 2 |
| Halit Akçatepe | Actor | 2 |
| Zeki Alasya | Actor | 2 |
| Nahit Ataman | Producer | 2 |
| Ertem Egilmez | Director | 2 |
| Hulusi Kentmen | Actor | 2 |
| Münir Özkul | Actor | 2 |
| Sadik Sendil | Writer | 2 |
| Filiz Akin | Actor | 1 |
| Metin Akpinar | Actor | 1 |
| Cemil Can Biçakçi | Actor | 1 |
| Erdogan Engin | Cinematographer | 1 |
| Suphi Tekniker | Actor | 1 |
| Alev Sezer | Actor | 1 |
| Diclehan Baban | Actor | 1 |
| Aziz Basmaci | Actor | 1 |
| Metin Bükey | Composer | 1 |
| Orhan Gencebay | Composer | 1 |
| Müjdat Gezen | Actor | 1 |
| Kadir Inanir | Actor | 1 |
| Orhan Kapki | Cinematographer | 1 |
| Kudret Karadag | Actor | 1 |
| Bülent Oran | Writer | 1 |
| Ali Sen | Actor | 1 |
| Mürüvvet Sim | Actor | 1 |
| Türkan Soray | Actor | 1 |
| Mualla Sürer | Actor | 1 |
| Irfan Ünal | Producer | 1 |
| Atif Yilmaz | Director | 1 |
| Talia Salti | Actor | 1 |
| Turgut Borali | Actor | 1 |
| Cahit Engin | Cinematographer | 1 |
| Nedret Güvenç | Actor | 1 |
| Hülya Koçyigit | Actor | 1 |
| Adile Nasit | Actor | 1 |
| Necdet Yakin | Actor | 1 |