Charles Martin Smith

Law & Order: Special Victims Unit

Sheriff Bartley

The X-Files

Dr. Osbourne

Fringe

Sheriff Golightly

Buffy the Vampire Slayer

Director

Psych

Roy Kessler

L.A. Law

Dale Hardy

Love, American Style

Julius

The Outer Limits

Spencer Deighton

The Twilight Zone

Dr Dennis Barrows (segment "The Beacon")

Northern Exposure

Roger Brewster (Satan)

Motive

Rick Wyatt

Leverage

Glenn Leary

Tales from the Crypt

Colin

The Rookies

Bobby Lewis

Family Law

Mr. Chilton

The Streets of San Francisco

Russell Jamison

The Brady Bunch

Ronnie

Ally McBeal

Mayor Horn

Da Vinci's Inquest

Director

Picket Fences

Lyman Pike

The Untouchables

Oscar Wallace

Deep Impact

Dr. Marcus Wolf

The Ray Bradbury Theater

Douglas Rogers

The Ray Bradbury Theater

Hugh Fortnum

Space: Above and Beyond

Director

Petrocelli

Frankie

Grizzly Adams

Theodore 'Teddy' Roosevelt

The Untouchables

Special Prosecutor Thomas Dewey

The Hot Spot

Lon Gulick

The Triangle

The Triangle

Captain Jay

A Dog's Way Home

Director

Drive

Mr. Bright

Drive

Mr. Bright (voice)

American Graffiti

Terry 'The Toad' Fields

Starman

Mark Shermin

Dolphin Tale

Director

Monty Nash

Bellhop

Pat Garrett & Billy the Kid

Charlie Bowdre

Dolphin Tale 2

George Hughes

Dolphin Tale 2

Director

Dolphin Tale 2

Writer

When the Whistle Blows

Jimmy

Air Bud

Director

Da Vinci's City Hall

Joe Friedland

Da Vinci's City Hall

Director

Deep Cover

Gerald Carver

Streets of Laredo

Ned Brookshire

Lucky You

Roy Durucher

Herbie Goes Bananas

Davy Johns

I Love Trouble

Rick Medwick

A Christmas Gift from Bob

Director

The Beast

Schuyler Graves

The Snow Walker

Director

The Snow Walker

Writer

And the Band Played On

Dr. Harold Jaffe

Trick or Treat

Mr. Wimbley

Trick or Treat

Director

P.T. Barnum

Beach

More American Graffiti

Terry "Terry the Toad" Fields

The Buddy Holly Story

Ray Bob Simmons

Frederick Forsyth's Icon

Director

Never Cry Wolf

Tyler

Speechless

Kratz

Left Behind: World at War

Vice President John Mallory

Jack and Jill vs. The World

Carlin

The Culpepper Cattle Co.

Tim Slater (as Charlie Martin Smith)

Blackout Effect

Henry Drake

The Spikes Gang

Tod

The Experts

Mr. Smith

Roughing It

Platt

Roughing It

Director

The Final Cut

Capt. Weldon Mamet

No Deposit, No Return

Longnecker

Fifty/Fifty

Martin Sprue

Fifty/Fifty

Director

Roswell

Sheriff Wilcox

Dead Heat

Morty

Dead Heat

Executive Producer

Stone of Destiny

Director

Stone of Destiny

Executive Producer

Stone of Destiny

Writer

P.T. Barnum

Beach

Partners

"Grave Squad" Lawyer

Fuzz

Baby

Roughing It

Platt

Roughing It

Director

Dead Silence

Roland W. Marks

Go Ask Alice

Jim

Rafferty and the Gold Dust Twins

Alan Boone

The Making of 'American Graffiti'

Self

Boris and Natasha

Hotel Clerk

Boris and Natasha

Director

Icon

Doctor

Icon

Director

Wedding Bell Blues

Oliver

The Apartment Complex

Gary Glumley

The Beast

Schuyler Graves

Brothers' Destiny

Merriman

The Untouchables: The Script, the Cast

Self (archive footage)

Law of the Land

Dudley

The Last Casino

Barnes

Still Small Voices

Burton Hayes

Take Out the Beast

The Biorobot

Perfect Alibi

Franklin Dupard

Here's to Life!

Ned

The Untouchables: Production Stories

Self

The Untouchables: Re-Inventing the Genre

Self

The Untouchables: The Classic

Self

Cotton Candy

George Smalley

Hoods

Gun Dealer (uncredited)

The Hazing

Barney

Touching Wild Horses

Charles Thurston

This Time

Red Burns