If you make a film containing many interviews, you will almost certainly work from transcripts. In Chapter 32: From Transcript to Assembly there is a way to quite quickly make them into an initial script for assembly by the editor. Long projects are procedurally similar to short ones, but naturally pose more problems of structure, length, and dramatic balance. They are also more likely to need a narrator, so Chapter 33: Creating Narration describes various methods of developing them. For films in need of music, there is Chapter 34: Using Music and Working with a Composer. Then, to balance your story and test its effect on audiences, there is Chapter 35: Editing Refinements and Structural Solutions.