The casting director has one of the most important jobs in show business. From the very beginning of a project, right through to its conclusion, they will be working to help pick the very best singers, actors, dancers, musicians or models to make the production work. It's a job right at the heart of most great TV series, plays, films and musicals. They search out talent and star quality. Top British casting director Paul Defreitas helps you understand what a casting director does, how to become one and the actual working life of a casting director.