Alex GravesDirector
Rob LoweSam Seaborn
Martin SheenPresident Josiah "Jed" Bartlet
Bradley WhitfordDep. Chief of Staff Josh Lyman
John SpencerChief of Staff Leo McGarry
Richard SchiffCommunications Dir. Toby Ziegler
Allison JanneyPress Secretary Claudia Jean "C.J." Cregg
Dulé HillCharlie Young
Janel MoloneyDonna Moss
Stockard ChanningAbigail "Abbey" Bartlet
John AmosPercy Fitzwallace
Lily TomlinDeborah Fiderer
Mary-Louise ParkerAmy Gardner
Ron SilverBruno Gianelli
Joanna GleasonAtty. Jordon Kendall
Clark GreggFBI Special Agent Michael Casper
Glenn MorshowerMike Chysler
Thomas KopacheAssistant Secretary of State Bob Slatterly
John ConnollyMatt Kelley
Kris MurphyKatie Witt
Peter SmithEd