Radio Trailer (Research)

The purpose of a radio trailer is to advertise a film to an audience just through sound, intriguing them enough to watch the film. By using music, narration, quotes from the film and reviews, radio trailers are able to catch the attention of the audience and inform them on aspects of the film to interest them, often presenting the genre and tone of the film. These are effective methods of advertising to a wide audience of people, as it is cheap to produce and easy to project to stations.

 
Film Radio Spots 2013 - Gravity, Pacific Rim, The Conjuring & The Great Gatsby from Angell Sound Studios on Vimeo.

These examples are use aspects of the popular features stated before, which attributes to the effectiveness they had. The dramatic music underneath all the trailers sets the tone for the trailer, showing genre to the audience. The voice over then informs them on who made the film, and who is staring in it, provoking fans of that company or actor to want to watch the film, to see them. Finally, a voice over for the reviews shows the popularity the film has had, using big reviewer names to draw an audience in with lines such as "The greatest movie of the year", seen in many examples for radio trailers.