A casting agent can be hired on the basis that they have a track record of acquiring a certain level of Star (someone can be chosen if they’ve consistently landed A-List actors for a role), and it’s the casting agents job to ‘sell the film’ to a prospective star, and to oversee the hiring process.
Can I wear jeans to an audition?
You don’t need to dress like you’re going in for a corporate interview here. Your clothes shouldn’t be a wrinkled mess, but you also shouldn’t be wearing business attire to an audition. A good pair of jeans can go a long way, and it’s worth investing in a pair for auditions alone.