www.democrats.com/primary-2008-list

Dist B/R Incumbent
AL05 4 Bud Cramer
AL07 Artur Davis
AR01 Marion Berry
AR02 1 Vic Snyder
AR04 1 Mike Ross
AZ05 4 Harry Mitchell
AZ08 3 Gabrielle Giffords
CA18 3 Dennis Cardoza
CA20 2 Jim Costa
CA28 1 Howard Berman
CO02 1 Mark Udall
CO03 4 John Salazar
FL02 4 Allen Boyd
FL03 Corrine Brown
FL16 4 Tim Mahoney
GA02 1 Sanford Bishop
GA08 5 Jim Marshall
GA012 1 John Barrow
GA013 1 David Scott
IA03 3 Leonard Boswell
IL03 1 Daniel Lipinski
IL05 Rahm Emanuel
IL08 4 Melissa Bean
IN02 3 Joe Donnelly
IN08 4 Brad Ellsworth
IN09 4 Baron Hill
KS02 4 Nancy Boyda
KS03 3 Dennis Moore
KY06 3 Ben Chandler
LA03 3 Charlie Melancon LA06 Don Cazayoux
MD02 1 Dutch Ruppersberger
MD04 1 Al Wynn
MD05 1 Steny Hoyer
MN07 4 Collin Peterson
MO04 5 Ike Skelton
MS01 Travis Childers
MS04 5 Gene Taylor
NC02 2 Bob Etheridge
NC07 3 Mike McIntyre
NC011 3 Heath Shuler
Rep. Susan C Fisher
Rep. Ray Rapp
ND00 4 Earl Pomeroy
NV01 1 Shelley Berkley
NY20 Kirsten Gillibrand
OH06 3 Charles Wilson
OH18 4 Zack Space
OK02 4 Dan Boren
PA04 3 Jason Altmire
PA07 Joe Sestak
PA10 5 Chris Carney
PA11 Paul Kanjorski
PA12 John Murtha
PA13 1 Allyson Schwartz
PA17 5 Tim Holden
SC05 John Spratt
SC06 Jim Clyburn *
SD00 4 Stephanie Herseth Sandlin
TN04 3 Lincoln Davis
TN05 1 Jim Cooper
TN06 4 Bart Gordon
TN08 1 John Tanner
TX09 1 Al Green
Rep. Hubert Vo
TX15 Ruben Hinojosa
TX16 Silvestre Reyes
TX17 5 Chet Edwards
TX22 5 Nick Lampson
TX23 3 Ciro Rodriguez
TX27 2 Solomon Ortiz
TX28 1 Henry Cuellar
TX29 1 Gene Green
UT02 5 Jim Matheson
VA09 5 Rick Boucher
WA03 Brian Baird
WA06 Norm Dicks
WI03 2 Ron Kind

This isn't a complete list and you really need to click the link to get a better idea
of what exactly they voted on (or against) and who they're standing in for etc.