Kostja Ullmann is a German actor born on May 1, 1984, in Hamburg, Germany. He gained recognition for his roles in various films and television series, showcasing his talent in both dramatic and comedic performances. Ullmann has appeared in popular productions such as Die Welle and Mädchen, Mädchen. In addition to his acting career, Ullmann has also worked as a producer and has been involved in various artistic projects. His contributions to the German film industry have made him a well-known figure, and he continues to engage audiences with his performances across different genres.