Prior to the release of Sleeping Dogs, the developer promoted the game through viral videos, which are notable for their use of real human actors. The following are the pre-release promotion videos.
Live-action Sleeping Dogs Trailer
Live-action Sleeping Dogs Trailer
Live Action "Sleeping Dogs" Fight Film (by pwnisher)
Live Action "Sleeping Dogs" Fight Film
Sleeping Dogs - Promotional Live Action Trailer
Sleeping Dogs - Promotional Live Action Trailer
Behind the scenes videos[]
Sleeping Dogs: Announcement Trailer - Behind the Scenes
Sleeping Dogs Announcement Trailer - Behind the Scenes
Sleeping Dogs behind the scenes Undercover Hong Kong trailer
Sleeping Dogs behind the scenes Undercover Hong Kong trailer
Sleeping Dogs: Behind the Scenes - Voice-Over Talent
Sleeping Dogs - Behind the scenes: learning the basics
Sleeping Dogs - Behind the scenes learning the basics