18/11/2013 08:59 GMT | Updated 22/05/2015 10:12 BST

New York City Ballet: Intro &Amp; Ranks

Ever wondered what it's like to be a professional ballet dancer? Yes, it's probably the dreamiest job in the world, but it's also one of the most competitive and cutthroat industries to work in.

Sarah Jessica Parker, a patron of the New York City Ballet, knows this too well. The actress has produced a series of video documentaries that uncover everything about life at the NYCB, from the makeup to the shoes.

In the first episode, Ballet Master in Chief Peter Martins explains the roles and ranks of the ballet dancers.