What do reality show producers hope to get out of an interview?

What do reality show producers hope to get out of an interview?

Richard Hall (Reality TV Producer) gives expert video advice on: What do reality show producers hope to get out of an interview?; What makes a great reality show interview? and more...

Producers can't really stop an interview until they get a soundbite that they've heard, that they think is going to be used. Obviously most interviews aren't just in general terms, as you need a clean, in-depth answer from the interview.