Eric McCormack

Hell Motel

Hemmingway · (1 episode)

Nine Bodies in a Mexican Morgue

Kevin Anderson · (6 episodes)

Remembering Gene Wilder

Self

Elsbeth

Tom Murphy · (2 episodes)

The Other Black Girl

Richard Wagner · (10 episodes)

Guiding Emily

Garth

Mr. Dressup: The Magic of Make Believe

Self

Drinkwater

Hank Drinkwater

The Jennifer Hudson Show

(1 episode)

The Jennifer Hudson Show

Self · (1 episode)

The Kids in the Hall: Comedy Punks

Self

The Baltimore Waltz

Carl

Stronger Together, Tous Ensemble

Self

Stars in the House

Self · (1 episode)

LEGO Masters

Self · (4 episodes)

The Kelly Clarkson Show

(2 episodes)

Departure

Cole Banks · (6 episodes)

The Joel McHale Show with Joel McHale

Self - Special Guest · (1 episode)

Considering Love and Other Magic

Uncle Jasper

Will & Grace

Will Truman · (52 episodes)

Atypical

Professor Shinerock · (3 episodes)

The Untold Tales of Armistead Maupin

Self (voice)

A Heavenly Christmas

Max

Travelers

Grant MacLaren · (34 episodes)

The Architect

Colin

Slasher

Basil Garvey · (8 episodes)

Must See TV: An All Star Tribute to James Burrows

Self

The Mysteries of Laura

Dr. Andrew Devlin · (1 episode)

Late Night with Seth Meyers

Self · (1 episode)

The Tonight Show Starring Jimmy Fallon

Self · (1 episode)

Full Circle

Ken Waltham · (24 episodes)

Romeo Killer: The Chris Porco Story

Detective Sullivan

Knife Fight

Larry Becker

Barricade

Terrance Shade

Perception

Dr. Daniel Pierce · (39 episodes)

Textuality

Clive

Who Is Clark Rockefeller?

Clark Rockefeller

Pound Puppies

Lucky (voice) · (65 episodes)

My One and Only

Charlie

Annul Victory

Self

Alien Trespass

Ted Lewis / Urp

Trust Me

Mason McGuire · (13 episodes)

Terra Incognita: Making the Andromeda Strain

The Andromeda Strain

Jack Nash · (2 episodes)

The Graham Norton Show

Self · (1 episode)

The Charlotte Church Show

Hywl · (1 episode)

Lovespring International

(1 episode)

The New Adventures of Old Christine

Dr. Max Kershaw · (6 episodes)

The Colbert Report

(1 episode)

Robson Arms

(1 episode)

Hell's Kitchen

Self - Restaurant Patron · (2 episodes)

The Sisters

Gary Sokol

Break a Leg

Tad

American Dad!

Swinger (voice) · (1 episode)

The Ellen DeGeneres Show

Self · (3 episodes)

The Ellen DeGeneres Show

(1 episode)

Dead Like Me

Ray Summers · (3 episodes)

Monk

James Novak · (1 episode)

American Idol

Self · (1 episode)

NBC 75th Anniversary Special

Self

Rocky Horror 25: Anniversary Special

Here's to Life!

Owen Rinard

The Audrey Hepburn Story

Mel Ferrer

Law & Order: Special Victims Unit

Vance Shepard · (1 episode)

The Late Late Show with Craig Kilborn

Self - Guest · (1 episode)

A Will of their Own

Pierce Peterson · (2 episodes)

Will & Grace

Will Truman · (194 episodes)

Free Enterprise

Mark

Borrowed Hearts

Sam Field

Jenny

Jason Slade · (1 episode)

Veronica's Closet

Griffin · (1 episode)

Ally McBeal

Kevin Kepler · (1 episode)

The View

Self · (2 episodes)

Exception to the Rule

Timothy Bayer

Night Visitors

Andy Robinson

Townies

(4 episodes)

Lonesome Dove: The Outlaw Years

Col. Francis Clay Mosby · (22 episodes)

The Outer Limits

John Virgil · (1 episode)

Lonesome Dove: The Series

Col. Francis Clay Mosby · (21 episodes)

Inside the Actors Studio

Self · (1 episode)

The Man Who Wouldn't Die

Jack Sullivan

Island City

Greg 23

Double, Double, Toil and Trouble

Don Farmer

Diagnosis: Murder

Boyd Merrick · (1 episode)

Late Night with Conan O'Brien

Self - Guest · (4 episodes)

Call Of The Wild

Hal

Miracle on Interstate 880

Tony

Family of Strangers

Sam

Mood Indigo

Stu Feltzer

Highlander: The Series

Matthew McCormick · (1 episode)

The Hat Squad

(1 episode)

Giant Steps

Jack Sims

Return to the Lost World

Edward Malone

The Lost World

Edward Malone

Street Justice

Eric Rothman · (44 episodes)

The Commish

(2 episodes)

Much Ado About Nothing

Balthasar

The Immigrants

(4 episodes)

Saturday Night Live

Self - Host · (1 episode)

Best Thing Ever

Dean · (0 episode)