| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 1995 |
|
The Key to Midnight | Berkley Books | Novel | |
| 1998 | The Key to Midnight / Shattered / House of Thunder | Berkley Books | Omnibus | ||
| 1999 | The Key to Midnight | Berkley Books | Novel | ||
| August 2000 |
|
Three Complete Novels | G. P. Putnam's Sons | Omnibus | |
| December 2009 |
|
The Key to Midnight | Brilliance Audio | Novel | |
| August 2010 |
|
The Key to Midnight | Berkley Books | Novel | |
| December 2012 |
|
The Key to Midnight | Headline | Novel | |
| December 2012 |
|
The Key to Midnight | Berkley Books | Novel | |
| February 2018 |
|
The Key to Midnight | Headline | Novel | |
| November 2021 |
|
The Key to Midnight | Dean Koontz | Novel |