Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Thor | 2011 | Townie |
| Writer | Thor | 2011 | |
| Writer | World War Z | 2013 | |
| Writer | Der fremde Sohn | 2008 | |
| Writer | Underworld: Awakening | 2012 | |
| Creator | Babylon 5 | ||
| Writer | Ninja Assassin | 2009 | |
| Writer | Spacecenter Babylon 5 - Die Zusammenkunft | 1993 | |
| Writer | Spacecenter Babylon 5 - Der Fluss der Seelen | 1998 | |
| Producer | Spacecenter Babylon 5 - Der Fluss der Seelen | 1998 | |
| Writer | Spacecenter Babylon 5 - Der erste Schritt | 1998 | |
| Producer | Spacecenter Babylon 5 - Der erste Schritt | 1998 | |
| Writer | Spacecenter Babylon 5 - Das Tor zur 3. Dimension | 1998 | |
| Producer | Spacecenter Babylon 5 - Das Tor zur 3. Dimension | 1998 | |
| Writer | Spacecenter Babylon 5 - Waffenbrüder | 1999 | |
| Producer | Spacecenter Babylon 5 - Waffenbrüder | 1999 | |
| Writer | Spacecenter Babylon 5 - Legende der Ranger | 2002 | |
| Producer | Spacecenter Babylon 5 - Legende der Ranger | 2002 | |
| Director | Babylon 5 - Vergessene Legenden | 2007 | |
| Writer | Babylon 5 - Vergessene Legenden | 2007 | |
| Producer | Babylon 5 - Vergessene Legenden | 2007 | |
| Writer | Babylon 5: The Road Home | 2023 | |
| Writer | Mord ist ihr Hobby - Eine zum Sterben schöne Geschichte | 2000 | |
| Writer | Silver Surfer: Prodigal Son | 2019 |