- Country: Turkey
- Genres: Comedy, Thriller
- Release: 2006-01-06
- Director: Ferdi Egilmez
- Writers: Kemal Kenan Ergen
- Language: Turkish
- Stars: Mehmet Ali Erbil , Seda Sayan , Safak Sezer , Memet Ali Alabora , Peker Açikalin , Cengiz Küçükayvaz , Melih Ekener , Kibariye , Hakan Yilmaz , Dost Elver
- Runtime: 98 min
- Awards: 1 win
- AKA: Hababam Sinifi 3½ (Denmark) , Hababam Sinifi Üç Buçuk , Возмутительный класс 3.5 (Russian Federation) , The Class of Chaos 3,5 , The Class of Chaos Three and a Half , Hababam Sınıfı Üç Buçuk (Turkey) , The Class of Chaos 3,5 (United Kingdom) , The Class of Chaos 3,5 (United States of America) , Die chaotische Klasse 3,5 (Germany)
- Plot: Winter break has arrived. While the Chaos Class seems no closer to eventually graduating, Deli Bedri comes up with an elaborate plan to scare them away from the school so that he can finally find some peace.
- IMDB:tt0494501
The Class of Chaos 3,5 Cast · · · ALL
Ferdi Egilmez
Director
Mehmet Ali Erbil
Deli Bedri
Seda Sayan
Deli Bedriye / Süheyla Hanım
Halit Akçatepe
Güdük Necmi
Safak Sezer
Ercüment
Memet Ali Alabora
Matkap Emre
Peker Açikalin
Psiko
Cengiz Küçükayvaz
Kötü Kenan
Melih Ekener
Bebe Ruhi
Kibariye
Sütlü Nuriye
Dost Elver
Peltek Dinçöz
Sümer Tilmaç
Sazan Kamil
Zihni Göktay
Yusuf Yusuf
Hamit Haskabal
Niyazi Bayır
Ogün Kaptanoglu