If you look at Eels Local Juniors (ie Cayless) or Developed players (ie Hindmarsh) then
Wade McKinnon
Luke Burt
Ben Smith
Eric Grothe
Tim Smith
Nathan Cayless*
Nathan Hindmarsh
Chad Robinson*
PJ Marsh
Michael Vella*
Jack Afamsaga
Ashley Graham
Eric Grothe
Justin Tsoulos*
Josh Cordoba
Blake Green*
Marcus Perenara
Weller Hauraki
Brendan Oake*
Joel Reddy
John Williams*
Jarryd Hayne*
Kris Inu*
Brett Delaney*
Zeb Taia*
From the top grade sqaud + Reggies Grand Final team all count
*=Local Juniors
You could make arguements for both Fuifui Moimoi and Luke O'Dwyer to be include despite the fact that both came to the Eels as slightly older players.
Leaving only
Timana Tahu
John Morris
Mark Riddell
Glenn Morrison
Dean Widders
Daniel Wagon
Matt Petersen
Chris Muckert
Ian Henderson
Adam Peek
Henry Perenara
Aaron Cannings
Paul Stringer
As brought players and even from that list Peek, Petersen, Wagon and Widders have all improved a lot since being at Parramatta, while Henderson and Muckert will both be gone come 2006