21 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| January 1970 | 128 | Review | Camp Concentration | Amazing Science Fiction, January 1970 |
| January 1970 | 122 | Essay | The Future in Books (Amazing Stories, January 1970) | Amazing Science Fiction, January 1970 |
| March 1970 | 130 | Review | The Andromeda Strain | Amazing Science Fiction, March 1970 |
| March 1970 | 127 | Essay | The Future in Books (Amazing Stories, March 1970) | Amazing Science Fiction, March 1970 |
| September 1970 | 134 | Review | Spock Must Die | Amazing Science Fiction, September 1970 |
| September 1970 | 131 | Review | The Collected Works of Buck Rogers in the 25th Century | Amazing Science Fiction, September 1970 |
| September 1970 | 130 | Essay | The Future in Books (Amazing Stories, September 1970) | Amazing Science Fiction, September 1970 |
| April 1971 | 86 | Short Fiction | The Iconoclasts | Fantastic, April 1971 |
| December 1971 | 46|1 | Short Fiction | Report on a Broken Bridge | Ellery Queen's Mystery Magazine, December 1971 |
| February 1972 | 54 | Short Fiction | The Elseones | The Magazine of Fantasy and Science Fiction, February 1972 |
| June 1972 | 10 | Short Fiction | Mister Cherubim | Fantastic, June 1972 |
| July 1972 | 29 | Essay | The Comix | Eternity SF, July 1972 |
| June 1973 | 102 | Essay | The Lurker in the Family Room | The Haunt of Horror, June 1973 |
| August 1973 | 4 | Short Fiction | Devil Night | The Haunt of Horror, August 1973 |
| February 1975 | 74 | Short Fiction | The Killing of Mother Corn | The Magazine of Fantasy and Science Fiction, February 1975 |
| September 1980 | 106 | Short Fiction | Wave By | The Magazine of Fantasy & Science Fiction, September 1980 |
| August 1994 | 25 | Review | Batman: Knightfall | Vector 180 |
| November 1994 | 100 | Review | Batman: Knightfall | Dragon Magazine, November 1994 |
| 1996 | Review | Batman Forever | Horror, Issue #6 (1996) | |
| 1996 | Review | Batman Knightfall | Horror, Issue #6 (1996) | |
| 1996 | Review | Whirlwind | Horror, Issue #6 (1996) |
7 English-language books
| Year | Type | Title | Author(s) |
|---|---|---|---|
| 1971 | Novel | The Bite of Monsters | Dennis O'Neil |
| 1994 | Novel | Batman: Knightfall | Dennis O'Neil |
| 2001 | Nonfiction | The DC Comics Guide to Writing Comics | Dennis O'Neil |
| 2005 | Novel | Batman Begins | Dennis O'Neil |
| 2005 | Novel | Green Lantern: Hero's Quest | Dennis O'Neil |
| 2006 | Novel | Helltown | Dennis O'Neil |
| 2008 | Novel | The Dark Knight | Dennis O'Neil |
Author & editor who did most of his work for superhero titles published by and