Codes and Conventions of a Teaser Trailer...

• Usually lasts between a half a minute and a minute
• They are typically released 18 months before the actual release of the film
• They are made whilst the film is still in the production stage
• Teaser trailers tend to be reserved for big budgeted films
• Gives a brief insight to what the film is about without revealing the whole story line
• Often scenes not in the film are shown in the teaser because the film has not yet been edited 
• Few or sometimes no scenes are actually shown in the teaser trailer
• At the beginning there is usually an establishing shot to set the scene
• At the beginning the logo for the film studio is shown
• They often have a voice over and/or text to give the audience extra information 
• Characters are identified and the audience is informed of the actor playing them
• Music is used throughout to set the mood, this can help the audience to establish the genre of the film
• Usually the pace is heightened throughout and the tempo of the music rises
• The title of the film and the expected release date is shown at the end