John Sikela
| Occupation | Writer |
|---|---|
| Born place | Словакия |
| Movie Credits | 4 |
| Best filmography |
|---|
| The Adventures of Superboy (1961) |
| Superman (1996) |
| Batman: The Dark Knight Returns, Part 1 (2012) |
| Batman: The Dark Knight Returns, Part 2 (2013) |
| Occupation | Writer |
|---|---|
| Born place | Словакия |
| Movie Credits | 4 |
| Best filmography |
|---|
| The Adventures of Superboy (1961) |
| Superman (1996) |
| Batman: The Dark Knight Returns, Part 1 (2012) |
| Batman: The Dark Knight Returns, Part 2 (2013) |