(1985) Back to the Future

as Sam Baines

(1977) Close Encounters of the Third Kind

as Major Benchley

(1990) The Exorcist III

as Stedman

(1982) Breach of Contract

as ---

(1997) Lesser Prophets

as Jerry

(1983) Starflight: The Plane That Couldn't Land

as Bowdish

(1989) Sing

as Mr. Marowitz

(1979) The Frisco Kid

as Darryl Diggs

(1976) Helter Skelter

as Vincent Bugliosi

(1986) About Last Night...

as Mr. Favio

(1980) The Ninth Configuration

as Capt. Fairbanks

(1985) He-Man and She-Ra: The Secret of the Sword

as Bow / Hordak (voice)

(1985) He-Man and She-Ra: A Christmas Special

as Hordak / Bow (voice)

(2001) Tempted

as Byron Blades

(1998) Illuminata

as Jailor

(1975) Las Vegas Lady

as Eversull

(1986) Omega Syndrome

as Philadelphia 'Phil' Horton

(1977) The Hostage Heart

as Chief George Reinhold

(2004) Hustle

as Bartlett Giamatti

(2000) It Had to Be You

as Mel

(1986) Joshua and the Battle of Jericho

as (voice)

(1971) Going Home

as Sergeant

(2001) Hotel

as Boris

(1987) Warm Hearts, Cold Feet

as Scotty

(1973) The Norliss Tapes

as Man in Langdon Gallery

(1988) The New Adventures of Pippi Longstocking

as Mr. Dan Blackheart

(1987) Walk Like a Man

as Bob (Bub) Downs

(1975) Last Hours Before Morning

as Owings

(1980) Reunion

as Vincent Scozzola

(1983) Cowboy

as Davis Bentlow

(1995) Down, Out and Dangerous

as Lance Fredericks

(1981) Rivkin: Bounty Hunter

as Tony Caruso

(1973) The Night Strangler

as Underground Tour Guide (uncredited)

(1979) High Midnight

as Bennett

(1993) Gypsy Eyes

as Wyden Burrows

(1981) Gangster Wars

as Arnold Rothstein

(1977) The Choirboys

as Lt. Grimsley

(1970) House of Dark Shadows

as Deputy (uncredited)

(1981) Killing at Hell's Gate

as Sam Caldwell

(1980) The Night the City Screamed

as Cliff Barrankos

(1973) The Invasion of Carol Enders

as Dr. Palmer

(1974) Murder Works Overtime

as Pacciardi

(1975) The Swiss Family Robinson

as Suramin

(1973) The Blue Knight

as Zoot Lafferty

(1978) The Jordan Chance

as Sheriff DeVega

(1989) Face of the Enemy

as James Wald

(1991) Perry Mason: The Case of the Fatal Fashion

as Albert Nardone

(1989) Memories of Manon

as Dorgan

(1978) To Kill a Cop

as Capt. Cornworth

(1984) Murder, She Wrote

as Johnny Blaze

(1980) Magnum, P.I.

as ---

(1977) Space Sentinels

as ---

(1990) Law & Order

as Eddie Palmieri

(1983) He-Man and the Masters of the Universe

as ---

(1972) Kung Fu

as Jess

(1965) The F.B.I.

as Dave

(1999) Judging Amy

as Atty. Barr

(1986) Matlock

as George Wilton (archive footage) (uncredited)

(1968) Hawaii Five-O

as Len Jessup

(1975) Baretta

as ---

(1992) Batman: The Animated Series

as Ubu (voice)

(1981) Dynasty

as Charles Dalton

(1994) New York Undercover

as ---

(1973) Kojak

as Harry Ferguson

(1955) Gunsmoke

as Newt

(1985) The Equalizer

as Dorgan

(1987) Jake and the Fatman

as Pat LaToni

(1971) Cannon

as ---

(1977) Eight Is Enough

as ---

(1972) The Waltons

as Calvin Satterfield

(2001) Law & Order: Criminal Intent

as Judge Raoul Sabatelli

(1993) Joe's Life

as ---

(1985) Hulk Hogan's Rock 'n' Wrestling

as ---

(1973) Police Story

as ---

(1981) Blackstar

as ---

(1981) McClain's Law

as ---

(1977) Space Academy

as ---

(1981) The Gangster Chronicles

as ---

(1974) The Manhunter

as ---

(1986) Blacke's Magic

as ---

(1990) Equal Justice

as Arnold Bach

(1992) Bodies of Evidence

as Robert Stiles

(1984) Murder, She Wrote

as Sgt. Kettler

(1984) Murder, She Wrote

as Mario Carboni

(1984) Murder, She Wrote

as Inspector Lombardo

(1984) Murder, She Wrote

as Lt. Harry Fogel

(1985) She-Ra: Princess of Power

as Bow / Sea Hawk / Hordak / Tung Lashor / Dylamug / Vultak

(1978) To Kill a Cop

as Captain Cornworth

(1955) Gunsmoke

as Mr. Bruce

(1968) Hawaii Five-O

as Professor Alika Kalei

(1968) Hawaii Five-O

as Yuri Bloch

(1990) Law & Order

as Sam "Bunny" Russo

(1974) The Rockford Files

as Harry Stoner

(1993) NYPD Blue

as Pete Russell

(1972) The Streets of San Francisco

as Frank Ciano

(1977) Hunter

as Rafik Saraffi

(1987) DuckTales

as Brigadier Broccoli (voice)

(1988) Paradise

as Ned Wick

(1986) Matlock

as George Wilton

(1986) If Tomorrow Comes

as Anthony Orsatti

(1981) Spider-Man and His Amazing Friends

as Lance Macho (voice)

(1981) Spider-Man and His Amazing Friends

as Captain America / Steve Rogers (voice)

(1973) Doc Elliot

as Jim Semple

(1977) How the West Was Won

as Tomaz

(1981) Spider-Man and His Amazing Friends

as Cyclops / Scott Summers (voice)

(1972) The Streets of San Francisco

as Bert Masters

(1967) Ironside

as Paul Benson

(1967) Ironside

as Joe

(1976) McNaughton's Daughter

as Jack Perrili

(2000) Wonderland

as Therapist

(1973) Barnaby Jones

as Landau

(1977) Aspen

as Abe Singer

(1985) The Equalizer

as Bruno Dominic

(1984) Murder, She Wrote

as Michael Gardner

(1976) Helter Skelter

as Vincent Bugliosi