Steve

U.S. Secretary of State

Randall Pearson (2 episodes)

Toby Ziegler

Self - Winner (1 episode)

Dr. Emile Herschel

Marty Lumetta

Jeff Cohen

Jacob Lipman

Self (1 episode)

Roland Fancher (3 episodes)

The Usual

Virginia Senator Thomas Cross

Dr. Aaron Glassman (126 episodes)

Frank Linden (1 episode)

Dr. Miles Driskoll

Jonathan

Detective Zimmerfield (8 episodes)

Robert (1 episode)

Dr. Ronald Green

Gordon stutz (2 episodes)

Dean Fairchild (1 episode)

Brett Anderson (25 episodes)

Marty Stein (30 episodes)

Director

Don

Jeweler

Ambassador (1 episode)

Bruce

Richard Zuckerman

Occam (8 episodes)

David Hertzberg (32 episodes)

Mr. Allen

Professor Leon Watters (1 episode)

Dr. Emil Hamilton

Dimitris Vargas

Henry Midwood

Doctor (1 episode)

Harold Gethers

Charlie Knowles (4 episodes)

Harper Dearing (3 episodes)

King Leopold (2 episodes)

Harrison 'Skip' Galweather (5 episodes)

Tommy Molto

Dean Chafin (1 episode)

Fisher

Andrew Stanzler (1 episode)

Jack Fickler (13 episodes)

Patrick Portman (3 episodes)

Jeffrey

Robert Tooley

Lenny Goldberg

(8 episodes)

Steve Heller

Carl Simons

Director (1 episode)

Samuel Garfinkel (1 episode)

Marvin

Charles Fischer / Paul Stewart (1 episode)

(1 episode)

Dr. Lawrence Climan (1 episode)

David Green (1 episode)

Lefkowitz

Phillip Cowan (2 episodes)

Self (1 episode)

FBI Agent Tom Hilary

Richard Schiff (1 episode)

Jerry Wexler

Self - Guest (1 episode)

Self (2 episodes)

(1 episode)

Self - Cameo (uncredited) (1 episode)

Elliot Sharansky

Self (1 episode)

Mr. Turner

Walter Greenbaum

Self (1 episode)

Jerry Green

Jerome Ellsworth

P.E. Teacher

Elliott

Norman the Chauffeur

John Stevens (3 episodes)

Toby Ziegler (143 episodes)

Director (2 episodes)

Stanner

Berry Becker (1 episode)

Joe Farrell

Phil Francato

Dr. Gene Reiss

Bernie Gilson (1 episode)

Don Biederman

Chris McIntrick (1 episode)

Bob Show (1 episode)

Colonel Smith

Mr. Green

District Attorney Steve Waters

Alex

Eddie Carr

Haskins

Jerry

Italian Waiter

Barry Roth (17 episodes)

Audition Record Producer

Gun Shop Clerk

Calvin

Mark Sarison (1 episode)

Mr. Bartoli (1 episode)

Eric Altman

Larry Schwartz

Prof. Stanley Fletcher (1 episode)

Pearlman (1 episode)

Mark Swarr

Chernikov (1 episode)

Marvin Wiggins

Trooper in Trench

Steve Cameron (1 episode)

Vartan illiescu (1 episode)

Sound Technician (uncredited)

(1 episode)

Movietone News Director

Train Driver

Director

Mel Woodworthy (1 episode)

Mailroom Screamer

Wilson (1 episode)

Scanner Technician

Young Bill Ivanovich

Eddie

Security Guard (uncredited) (5 episodes)

Life Photographer

(1 episode)

Government Attorney

Dog Pound Operator Taylor (1 episode)

Skip Thomas

JFK Reporter

Photographer - Thompson Street

Joey Fero (1 episode)

Art Teacher

Inspector (2 episodes)

Gun Clerk

Jack Wells

Rat Bag

Lester Middleton (1 episode)

Mole

Pat Harding

Deli Man