Narration - Good/Bad

Over the many years of movie making and theatre, narration has been a main part of scene setting, character introductions and creating a strong sense of genre for the audience, be it suspense, comedy or violence. However it can also act negatively by puncturing the tension in the scene or leaving little room for the audience's assumptions, which are a big part of creating a mysterious and suspensful atmosphere.
For our piece we used and alternative to narration, a voice over of a phone call in attempt to maintain the tension whilst introducing characters and plot.