I think Number 7 is one of the missing 5 here is what I can work out:

Number One: Cavil

Number Two: Leoben Conoy

Number Three'Anna Biers

Number Four: Simon

Number Five: Reporter Guy / Aaron Doral

Number Six : Caprica 6

Number Eight : Boomer / Sharon etc.

***SPOILER***

Unknown Number: Saul Tigh

Unknown Number: Galen Tyrol

Unknown Number: Samuel Anders

Unknown Number: Tory Foster

Last Cylon: ? Edited on 09/07/2008 3:12am