Frank is a German voice talent and actor. He primarily dubs Joseph Fiennes and Ethan Hawke and also works as a dubbing director and dialogue writer. In the Harry Potter films, he is the German voice of Professor Quirinus Quirrell. He can also be heard in the audio series Benjamin Blümchen, Bibi Blocksberg, and Xanti and the Little Detectives. He started his career at the age of 11 as a young voice actor at Sender Freies Berlin and continues to work as a commercial voice artist.