refers to one of the following:
- The original Japanese manga series written by Garon Tsuchiya and illustrated by Nobuaki Minegishi, Manga.Oldboy.
- The 2003 Korean movie loosely adapted from the manga, Film.Oldboy 2003.
- The 2013 film directed by Spike Lee, Film.Oldboy 2013.
If you see a link to this page that only applies to one of these works, please direct it to the series it belongs to.