Awards
Obie
Still Life (1981) (Won).
Emmy
Outstanding Supporting Actor in a Drama Series for
The West Wing (2002 - Won) (2001, 2003, 2004 - Nomination).
Golden Globes
Best Perforamnces by an Actor in a Supporting Role in a Series, Mini-Series or Motion Picture Made for Television, for
The West Wing (2003) (Nomination).
Screen Actors Guild Awards
Outstanding Performances by an Ensemble in a Drama Series for
The West Wing. (2001-2002 - Won) (2003-2005 - Nominations).
TV Guide Awards
Supporting Actor of the Year in a Drama Series, for
The West Wing (2001) (Nomination).
Viewers for Quality in Television Awards
Best Supporting Actor ina Quality Drama Series, for
The West Wing (2000) (Won).