Gammera the Invincible

(1966)

Dr. Contrare

In the Heat of the Night

(1967)

Ted Appleton (uncredited)

Star!

(1968)

Andre Charlot

How to Save a Marriage and Ruin Your Life

(1968)

Everett Bauer

The Maltese Bippy

(1969)

Adolph Springer

Little Big Man

(1970)

Major

Three For Tahiti

(1970)

Cecil Barrett

Inside O.U.T.

(1971)

Edgar Winston

The Groundstar Conspiracy

(1972)

General Hackett

Westworld

(1973)

Chief Supervisor

The Six Million Dollar Man: The Solid Gold Kidnapping

(1973)

Dr. Rudy Wells

The Six Million Dollar Man: Wine, Women and War

(1973)

Dr. Rudy Wells

The Thief Who Came to Dinner

(1973)

Insurance Man

What Are Best Friends For?

(1973)

Dr. Otto Ludwig

Daddy's Girl

(1973)

Bennett

Murder Works Overtime

(1974)

Canavan

Cyrano

(1974)

First Cadet / de Brigny (voice)

Death Sentence

(1974)

Lubell

The Hindenburg

(1975)

Albert Breslau

Win, Place or Steal

(1975)

Lt. Mannite

The Lives of Jenny Dolan

(1975)

Springfield

Freaky Friday

(1976)

Mr Joffert

Helter Skelter

(1976)

Aaron Stovitz

The Gentleman Tramp

(1976)

Narrator

Riding with Death

(1976)

Dr. Arthur Hale

Tail Gunner Joe

(1977)

Eisenhower Publicist

The Ghost of Flight 401

(1978)

Barton

Peeping Times

(1978)

Miles Rathbourne

To Kill a Cop

(1978)

Capt. Finnerty

Record City

(1978)

Blindman

How to Survive the '70s and Maybe Even Bump Into Happiness

(1978)

A Pleasure Doing Business

(1979)

Marvin

You Can't Take it With You

(1979)

FBI Man

Private Benjamin

(1980)

Rabbi

Take It to the Limit

(1980)

Narrator (voice)

Macbeth

(1981)

Duncan

Divorce Wars: A Love Story

(1982)

Arthur Lazar

The Smurfs Springtime Special

(1982)

Vanity Smurf (voice)

The Smurfs Christmas Special

(1982)

(voice)

Mighty Mouse in the Great Space Chase

(1982)

Oil Can Harry (voice)

My Smurfy Valentine

(1983)

(voice)

Memorial Day

(1983)

Stallings

The Smurfs Halloween Special

(1983)

The Smurfs: Baby's First Christmas

(1983)

Vanity Smurf (voice)

The NeverEnding Story

(1984)

Rockbiter / Falkor / G'mork / Narrator (voice)

The Smurfic Games

(1984)

Vanity Smurf (voice)

He-Man and She-Ra: A Christmas Special

(1985)

Skeletor / Man-At-Arms / Zipper (voice)

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

(1985)

Skeletor / Man-at-Arms / Cringer / Battle Cat / Bald Rebel / Chef Alan (voice)

The Execution

(1985)

Max Langbein

The Pound Puppies

(1985)

Barkerville (voice)

My Wicked, Wicked Ways: The Legend of Errol Flynn

(1985)

Jerry Gersler

Strong Medicine

(1986)

Dr. Noah Townsend

Skeletor's Revenge

(1986)

Skeletor / Man-At-Arms / Cringer / Battle Cat / Melaktha / Cat Spy (voice)

The Wuzzles: Bulls of a Feather

(1986)

Rhinokey / Crock / Mr. Packcat (voice)

Blondie & Dagwood

(1987)

Julius C. Dithers (voice)

The Smurfs: 'Tis the Season to Be Smurfy

(1987)

Vanity Smurf / Doctor (voice)

The Nativity

(1987)

Wise Man (voice)

BraveStarr: The Legend

(1988)

Handlebar / Outlaw Scuzz / Stampede (voice)

Moving

(1988)

Mr. Cadell

Scooby-Doo! and the Reluctant Werewolf

(1988)

Mummy (voice)

Blondie & Dagwood: Second Wedding Workout

(1989)

Julius Dithers (voice)

Little Nemo: Adventures in Slumberland

(1989)

Oomp (voice)

Fat Man and Little Boy

(1989)

(voice)

Shadow Strikers

(1990)

Dr. Viper (voice)

Lucy & Desi: Before the Laughter

(1991)

Arthur Lyons

Child of Darkness, Child of Light

(1991)

George Beavier

Music Machine

(1991)

Growdy (voice)

Absolute Strangers

(1991)

Stevenson

Jonah

(1992)

Jonah (voice)

Invisible: The Chronicles of Benjamin Knight

(1993)

Dr. Knox

Trancers 4: Jack of Swords

(1994)

Farr

Trancers 5: Sudden Deth

(1994)

Farr

Edith Ann: Homeless Go Home

(1994)

Newscaster / Voice on the Loudspeaker (voice)

Culture

(1997)

The Making of God of War II

(2007)

Prometheus

Jane Doe: Eye of the Beholder

(2008)

Hans Engelslepen

9

(2009)

Scientist (voice)

Superman/Batman: Public Enemies

(2009)

Alfred Pennyworth (voice)

Foxcatcher

(2014)

Du Pont Dynasty Narrator (voice)

Fall of Grayskull

(2015)

Narrator

The Curse of the Three Terrors

(2016)

Skeletor

Power of Grayskull: The Definitive History of He-Man and the Masters of the Universe

(2017)

Self - Voice Actor

Toy Story 4

(2019)

Old Timer (voice)

Forky Asks a Question: What Is Time?

(2019)

Old Timer (voice)

Chip 'n Dale: Rescue Rangers

(2022)

He-Man / Skeletor (voice)