無間道III: 終極無間
- Jaar: 2003
- Land: China, Hong Kong, Taiwan
- Genre: Crime, Drama, Action
- Studio: Media Asia Films, Tianjin Film Studio, Eastern Dragon Film Co., CMC Entertainment, Basic Pictures
- Sleutelwoord: sequel, flashback
- Direkteur: Andrew Lau Wai-Keung, 麥兆輝
- Gooi: 梁朝偉, 劉德華, Leon Lai Ming, 陈道明, 黃秋生, Eric Tsang