Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Producer | Justice League: The Flashpoint Paradox | 2013 | |
| Producer | Batman: The Dark Knight Returns, Teil 1 | 2012 | |
| Writer | Justice League vs. Teen Titans | 2016 | |
| Producer | The Death of Superman | 2018 | |
| Writer | Batman und das Phantom | 1993 | |
| Writer | Scooby-Doo! Das Geheimnis der Zauber-Akademie | 2010 | |
| Producer | Teen Titans: Der Judas-Auftrag | 2017 | |
| Producer | Justice League: Doom | 2012 | |
| Producer | Batman und Harley Quinn | 2017 | |
| Producer | Batman: Gotham by Gaslight | 2018 | |
| Writer | Suicide Squad: Hell to Pay | 2018 | |
| Producer | Suicide Squad: Hell to Pay | 2018 | |
| Producer | Reign of the Supermen | 2019 | |
| Producer | Superman/Shazam!: The Return of Black Adam | 2010 | |
| Writer | DuckTales: Der Film - Jäger der verlorenen Lampe | 1990 | |
| Writer | Batman: Gotham Knight | 2008 | |
| Writer | Justice League: Götter und Monster | 2015 | |
| Writer | Batman - Rätsel um Batwoman | 2003 | |
| Producer | DC Showcase: Catwoman | 2011 | |
| Writer | Green Lantern - Emerald Knights | 2011 | |
| Writer | Green Lantern: First Flight | 2009 | |
| Writer | Batman of the Future | 1999 | |
| Producer | Batman vs. Two-Face | 2017 | |
| Writer | The Batman Superman Movie: World's Finest | 1998 | |
| Writer | The Batman Superman Movie: World's Finest | 1998 | |
| Producer | The Batman Superman Movie: World's Finest | 1998 | |
| Producer | DC Showcase: Green Arrow | 2010 | |
| Producer | Batman: The Dark Knight Returns | 2013 | |
| Producer | Lego Scooby-Doo! Der schwarze Ritter | 2015 | |
| Producer | DC Showcase: The Spectre | 2010 | |
| Producer | DC Showcase: Jonah Hex | 2010 | |
| Writer | Superman - The Last Son of Krypton | 1996 | |
| Producer | Superman - The Last Son of Krypton | 1996 | |
| Writer | Chase Me | 2003 | |
| Actor | Heart of Batman | 2018 | Alan Burnett |
| Producer | Batman Beyond: Tech Wars / Disappearing Inque | 1999 | |
| Actor | Joker: Put on A Happy Face | 2020 | Alan Burnett |
| Actor | A First Look at Batman: Under the Red Hood | 2010 | Alan Burnett |
| Actor | Batman: The Legacy Continues | 2004 | Alan Burnett |
| Actor | Batmania Born! Building the World of Batman | 2014 | Alan Burnett |