Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Hulk | 2003 | |
| Writer | Liga Sprawiedliwości: Mrok | 2017 | |
| Writer | Kapitan Ameryka | 1990 | |
| Writer | Ultimate Avengers 2 | 2006 | |
| Writer | Hulk: Where Monsters Dwell | 2016 | |
| Writer | Thor: Opowieści Asgardu | 2011 | |
| Writer | The Fantastic Four | 1994 | |
| Actor | Superheroes: A Never-Ending Battle | Himself | |
| Writer | Nick Fury: Agent of S.H.I.E.L.D. | 1998 | |
| Writer | Captain America | 1979 | |
| Writer | Captain America II: Death Too Soon | 1979 |