John Slattery

Mad Men

as Roger Sterling

Episodes: 89

First Aired: Jul 19, 2007

Homefront

as Al Kahn

Episodes: 42

First Aired: Sep 24, 1991

Jack & Bobby

as Peter Benedict

Episodes: 22

First Aired: Sep 12, 2004

Maggie

as Dr. Richard Meyers

Episodes: 22

First Aired: Aug 18, 1998

Ed

as Dennis Martino

Episodes: 16

First Aired: Oct 08, 2000

Desperate Housewives

as Victor Lang

Episodes: 15

First Aired: Oct 03, 2004

Under Cover

as John Slattery

Episodes: 14

First Aired: Jan 07, 1991

The Dirty Dozen

as Pvt. Dylan Leeds

Episodes: 11

First Aired: Apr 30, 1988

K Street

as Tommy Flannegan

Episodes: 10

First Aired: Sep 14, 2003

NEXT

as Paul LeBlanc

Episodes: 10

First Aired: Oct 06, 2020

The Good Fight

as Lyle Bettencourt

Episodes: 10

First Aired: Feb 19, 2017

Mrs. America

as Fred Schlafly

Episodes: 9

First Aired: Apr 15, 2020

Wet Hot American Summer: First Day of Camp

as Claude Dumet

Episodes: 8

First Aired: Jul 31, 2015

Feds

as Michael Mancini

Episodes: 6

First Aired: Mar 05, 1997

Veep

as Charlie Baird

Episodes: 6

First Aired: Apr 22, 2012

Stark Expo Shorts

as Howard Stark

Episodes: 5

First Aired: Mar 31, 2010

Judging Amy

as Michael Cassidy

Episodes: 3

First Aired: Sep 19, 1999

Will & Grace

as Sam Truman

Episodes: 2

First Aired: Sep 21, 1998

Sex and the City

as Bill Kelley

Episodes: 2

First Aired: Jun 06, 1998

Arrested Development

as Doctor Norman

Episodes: 2

First Aired: Nov 02, 2003

The Simpsons

as Robert Marlowe (voice)

Episodes: 1

First Aired: Dec 17, 1989

Law & Order

as Arlen Levitt

Episodes: 1

First Aired: Sep 13, 1990

Ned and Stacey

as Sam

Episodes: 1

First Aired: Sep 11, 1995

From the Earth to the Moon

as Walter Mondale

Episodes: 1

First Aired: Apr 05, 1998

30 Rock

as Steven Austin

Episodes: 1

First Aired: Oct 11, 2006

Girls5eva

as John Slattery

Episodes: 1

First Aired: May 06, 2021

Documentary Now!

as William H. Sebastian

Episodes: 1

First Aired: Aug 20, 2015

Law & Order

as Dr. Richard Shipman

Episodes: 1

First Aired: Sep 13, 1990

What We Do in the Shadows

as John Slattery

Episodes: 1

First Aired: Mar 27, 2019

America's Game: The Super Bowl Champions

as Narrator (voice)

Episodes: 1

First Aired: Nov 17, 2006

What If...?

as Howard Stark (voice)

Episodes: 1

First Aired: Aug 11, 2021

Modern Love

as Dennis

Episodes: 1

First Aired: Oct 18, 2019

The Romanoffs

as Daniel Reese

Episodes: 1

First Aired: Oct 11, 2018

The Rainmaker

as Leo F. Drummond

Episodes: 1

First Aired: Unknown

Harley Quinn

as Jason Woodrue (voice)

Episodes: 1

First Aired: Nov 29, 2019