Born and raised in Berlin, Dennis studied film and American studies in Berlin, Zurich, Mainz, and Kansas (M.A.). He co-founded the Berlin-based production company StickUp Films. As a writer and director, he has made three short films.
- Fado, feature film, creative producer, StickUp Films, Germany
- Skylines, creator, writer, StickUp flms, Komplizen, Netflix, Germany