Knallhart
- Godina: 2006
- Country: Germany
- Žanr: Drama, Thriller
- Studio: Boje Buck Produktion GmbH
- Ključna riječ: drug dealer, individual, friendship, berlin, germany, street gang, protection money, blackmail, drug trafficking, ex-boyfriend, class, cocaine, neukölln, zehlendorf, move, neglect, drug mule, single, murder, marijuana, youth gang, police officer, unemployment
- Direktor: Detlev Buck
- Uloge: David Kross, Jenny Elvers, Erhan Emre, Oktay Özdemir, Kida Khodr Ramadan, Arnel Taci