Filming a documentary involves utilising different techniques than when you film a movie (the latter can even have techniques such as ‘ghosting‘); it showcases reality and events in order to provide information on a wide variety of topics. Knowing your audience before beginning to film a documentary is essential to get the right tone of voice and technique.
A narrator is generally featured in documentaries with the purpose of providing the audience with important plot information. In the beginning of the documentary, exposition is needed to introduce the focal points of explored theme. As a first point of contact with the audience, it’s essential to create a good first impression.