Well Known Sydney Agents for Actors ???

Hey there, ummm look I understand that a " Forum Topic" is a threaded discussion, enabling users to communicate about a particular topic, but Iv'e got a question - so I hope that doesn't upset anyone :) I was wondering if anyone knew any good,well know Actors Agency's in Sydney ??? Ones like Shanahans and Mauria Fay Casting ( spelt wrong ) I'm heading to Sydney for my first time( Country Boy)in about 3 months to try and tap into the Industry there! Any post's about ANY Sydney based Agency's for Actors would be highly appreciated ! Cheers Brent