Robert Picardo

How Far Does the Dark Go?

Werewolf Game

Bill

To the Journey: Looking Back at Star Trek: Voyager

Self

Space Command Redemption

Yusef Sekander

A Biltmore Christmas

Harold Balaban

Quantum Leap

Dr. Edwin Woolsey · (1 episode)

Confess, Fletch

Count Clementi Arbogastes De Grassi

MEAD

Admiral Gillette

Discontinued

Theodore

The Shuttlepod Show

Self · (1 episode)

Portal Runner

TV Salesman

The Center Seat: 55 Years of Star Trek

Self · (2 episodes)

Star Trek: Prodigy

The Doctor (voice) · (17 episodes)

CSI: Vegas

Carlo Rey · (1 episode)

Deck the Heart

Larry Link

After Masks

Dr. Robinson (Past Cure Segment)

Star Trek Day

Self · (1 episode)

Unbelievable!!!!!

Boris / Edgar Allan Putz

Superhuman: The Invisible Made Visible

Self - Special Guest

Stars in the House

Self · (1 episode)

Mythic Quest

Principal Taggart · (1 episode)

Dickinson

Ithamar Conkey · (10 episodes)

Ben, frankly.

Caesar

Torn

Rabbi

Buttons

Mr. Wentworth

Station 19

Mr. Nelligan · (1 episode)

Young Sheldon

Professor Salzman · (1 episode)

The Orville

Ildis Kitan · (2 episodes)

A Bad Feeling

Self

The Good Fight

Arbiter Alan Mannheim · (1 episode)

Justice League Action

Harvey Dent / Two-Face (voice) · (1 episode)

The Father and the Bear

Charlie

The Meddler

Cos

Hail, Caesar!

Rabbi

Lucifer

Yuri · (1 episode)

Cozmo's

Wender

Occupants

Dr Alan Peterson

Star Trek: Renegades

Dr. Zimmerman

Mansion of Blood

Samuel Corbett

The Flash

Dexter Myles · (2 episodes)

The Flash

Dexter Myles (voice) · (1 episode)

Don't Blink

Man in Black

Infiltrators

Reverend Quaid

Age of Tomorrow

General Magowan

That Guy Dick Miller

Self

The Captains Close Up

Self · (1 episode)

Spirit Hunters

Bob

Atlas Shrugged: Part II

Dr. Robert Stadler

The Inspector Chronicles

Bernard

Rock Jocks

Guard 1

Perception

A. Z. Weyland · (1 episode)

The Legends of Nethiah

Grandpa / Sir Hanif

Camilla Dickinson

Mr. Stephanowski

The Client List

Judge Hughes · (1 episode)

Austin & Ally

Dr. Grant · (1 episode)

Beethoven's Christmas Adventure

Smirch

Jessie

Cyril Lipton · (1 episode)

Morlocks

Colonel Wichita

The Candidate

Carl Tucker

The Captains

Self

Femme Fatales

Hieronymus Hawks · (1 episode)

Happy Endings

Mr. Logan · (1 episode)

Body of Proof

Henry Pedroni · (1 episode)

Trail of Blood

Agent Weston

Harry's Law

Annie's Psychiatrist · (1 episode)

Mega Shark vs. Crocosaurus

Admiral Calvin

The Captains of The Final Frontier

Self

Monsterwolf

Stark

Hawaii Five-0

C.I.A. Man · (1 episode)

Quantum Quest: A Cassini Space Odyssey

Milton (voice)

Justified

Karl Hanselman · (1 episode)

The Odds

Dale Kakowski

Sensored

Wade Mixon

Stargate Universe

Richard Woolsey · (1 episode)

Castle

Clark Murray · (2 episodes)

The Awakened

Maddox

P.J.

Stan Jamison

The Mentalist

Jason Cooper · (4 episodes)

Ben 10: Race Against Time

Principal White

Universal Signs

Father Joe

Women's Murder Club

(1 episode)

Pushing Daisies

Detective Puget · (1 episode)

Chuck

Perseus · (1 episode)

A.I. Assault

Dr. John Foster

40 Years of Star Trek

Self

Ben 10

Leader Alien (voice) · (1 episode)

Homecoming

Kurt Rand

Masters of Horror

(1 episode)

E-Ring

(2 episodes)

Supernatural

Wayne Whittaker Jr. · (1 episode)

Bones

Dr. Lawrence Rozran · (1 episode)

The Closer

Mr. Sheffield · (1 episode)

Grey's Anatomy

Mr. Nelligan · (2 episodes)

CSI: NY

Sheriff Benson · (1 episode)

Justice League Unlimited

Amazo (voice) · (2 episodes)

Stargate Atlantis

Richard Woolsey · (26 episodes)

The 4400

Trent Appelbaum · (1 episode)

Roddenberry on Patrol

The Doctor

Looney Tunes: Back in Action

Acme VP, Rhetorical Questions

Cold Case

Arthur Lennox · (1 episode)

The Lyon's Den

(8 episodes)

NCIS

Dale Harding · (1 episode)

Eve

Professor Dunson · (1 episode)

The O.C.

Bill Merriam · (1 episode)

Evil Con Carne

Cod Commando (voice) · (1 episode)

Unleashing the Beast: Making ‘The Howling’

The Dead Zone

Mitch McMurtry · (1 episode)

Creating a Myth... the Memories of 'Legend'

Himself

Justice League

Blackhawk (voice) · (1 episode)

Justice League

Blackhawk / Nazi Soldier (voice) · (1 episode)

Justice League

Amazo (voice) · (2 episodes)

Smallville

Edward Teague · (2 episodes)

Crossing Jordan

Bruno Casnelli · (1 episode)

The Amati Girls

Grace's Doctor

Buzz Lightyear of Star Command

Professor Reddschift (voice) · (1 episode)

The West Wing

E. Bradford Shelton · (1 episode)

Star Trek: Voyager - Dark Frontier

The Doctor

Seven Days

(1 episode)

Archibald the Rainbow Painter

Dr. Kurtz

Small Soldiers

Ralph, Clean Room Technician

Menno's Mind

Senator Taylor

The Second Civil War

Godfrey

Ally McBeal

Barry Philbrick · (1 episode)

Stargate SG-1

Richard Woolsey · (7 episodes)

The Practice

Dr. Edmunds · (1 episode)

Star Trek: First Contact

Enterprise EMH

Early Edition

Doctor · (1 episode)

Sabrina, the Teenage Witch

Bob Jacobs · (2 episodes)

Out There

Walter Danverstein (uncredited)

The Savage Dragon

(voice) · (13 episodes)

The Outer Limits

Emmet Harley · (1 episode)

E! Inside Star Trek: Voyager

Himself

VR.5

(1 episode)

What a Cartoon!

Pfish (voice) · (2 episodes)

The New Explorers: The Science of Star Trek

Self

Star Trek: Voyager

The Doctor · (169 episodes)

Launch of Star Trek: Voyager

Himself

Star Trek: Voyager - Inside the New Adventure

Host

The Pagemaster

Pirate (voice)

ER

Abraham Zimble · (1 episode)

Wagons East!

Ben Wheeler

Runaway Daughters

Mr. Cahn

White Mile

Tom Horton

Revenge of the Nerds IV: Nerds In Love

Chad Penrod

Fatal Deception: Mrs. Lee Harvey Oswald

David Lifton

The Adventures of Brisco County, Jr.

Puel · (1 episode)

Star Trek: Deep Space Nine

Dr. Lewis Zimmerman / EMH Mark I · (1 episode)

Home Improvement

Joe Morton · (2 episodes)

Dinosaurs

Clerk (voice) · (1 episode)

Dinosaurs

Muse (voice) · (1 episode)

Dinosaurs

Ted (voice) · (1 episode)

Tales from the Crypt

Frank Bobo · (1 episode)

China Beach

Dick Richard · (64 episodes)

Amazon Women on the Moon

Rick Raddnitz (segment "Roast Your Loved One")

Bad News on the Doorstep

Frasier

Charlie Koechner · (1 episode)

Matinee

Howard, the Theater Manager

Deadly Matrimony

Prosecutor

Samantha

Neil Otto

A Murderous Affair: The Carolyn Warmus Story

David Lewis

Batman: The Animated Series

Eddie G. (voice) · (1 episode)

The Witches of Eastwick

Raymond Gentry

Violation of Trust

Dr. Raymond Gilmore

Motorama

Jerry the Policeman

Frame Up

Frank Govers

L.A. Story

Voicephone (voice) (uncredited)

Gremlins 2: The New Batch

Forster

Total Recall

Johnnycab (voice)

Loverboy

Dr. Reed Palmer

The 'Burbs

Joe, Garbageman #2

The Cover Girl and the Cop

Denise's Date

976-EVIL

Mark Dark

Dead Heat

Lt. Herzog

Jack's Back

Dr. Carlos Battera

China Beach: Pilot

Dr. Dick Richard

The Wonder Years

Coach Cutlip · (13 episodes)

Paul Reiser: Out on a Whim

The Man Who Fell to Earth

Agent Richard Morse

Bates Motel

Dr. Goodman

Innerspace

The Cowboy

Mr. President

Reinbeck · (1 episode)

21 Jump Street

Ralph Buckley · (1 episode)

Munchies

Bob Marvalle

Throb

(1 episode)

L.A. Law

Lawyer John Dunphy · (2 episodes)

Back to School

Giorgio

Amazing Stories

Tony Sepulveda · (1 episode)

The Golden Girls

Dr. Revell · (1 episode)

Legend

Meg Mucklebones

Explorers

Starkiller / Wak / Wak and Neek's Father

Star 80

Interviewer

Scarecrow and Mrs. King

(1 episode)

Get Crazy

O'Connell

The Other Woman

Chuchi

Dixie: Changing Habits

Harry Meadows

It Takes Two

(1 episode)

Newhart

(1 episode)

Silver Spoons

(1 episode)

Lois Gibbs and the Love Canal

Larry McGuinness

Golden Gate

The Violation of Sarah McDavid

Scott Crowell

The Howling

Eddie Quist

The Dream Merchants

Mark Kessler · (3 episodes)

Archie Bunker's Place

(1 episode)

Taxi

Philip Polevoy · (1 episode)

Alice

(7 episodes)

Kojak

Thomas Rindone · (2 episodes)

Star Trek: Starfleet Academy

The Doctor · (1 episode)