This won't be complete, but it's a start
QB Heath Shuler
RB Troy Davis
RB Vaughan Dunbar
TE Can't think of his name, a disappointing free agent from yesteryear
WR Qadry Ismail (as a Saint)
WR Michael Haynes (as a Saint)
WR Lonzell Hill or Lindsay Scott
T Trevor Penning
T Wayne Gandy
G ?
G ?
C Olin Kreutz
DE Shawn Knight
DE Marcus Davenport
DT ? and ?
LB Stephone Anthony
LB Alfred Fincher
LB Kairi Fortt
several honorable mentions like Middleton and Burton from the bad old days
CB Browner and David, with several honorable mentions
S Jairus Byrd and Tebucky Jones
K Russell Erxleben
P Russell Erxleben (remember, he was a first round draft choice)
Edit: forgot about coaches
HC Mike Ditka
OC Carl Smith
DC Steve Spagnuola or Rob Ryan (can't decide)