Star Trek: The Motion Picture

Klingon Captain

Star Trek III: The Search for Spock

Ambassador Sarek

Star Trek IV: The Voyage Home

Ambassador Sarek

Star Trek VI: The Undiscovered Country

Sarek

The Greatest Story Ever Told

Balthazar

The Power and the Glory

Getting Married

Mr. Bloom

The Forgotten City of the Planet of the Apes

Urko

Outrage

Mr. Chandler

Noon Sunday

Jason Cootes

The Radicals

Eberhard Hoffman

Annie Hall

Navy Officer

Treachery and Greed on the Planet of the Apes

Urko

Life, Liberty and Pursuit on the Planet of the Apes

Urko

Hang 'em High

Prosecutor

Farewell to the Planet of the Apes

Urko

Back to the Planet of the Apes

Urko

Star Trek: The Next Generation - Unification

Sarek (archive footage)

Planet of the Apes

Urko

In the Heat of the Night

Star Trek

Sarek

The Incredible Hulk

Star Trek: The Next Generation

Sarek

Otherworld

Little House on the Prairie

Hawaii Five-O

Yoshio Nagata

Star Trek

Sarek (voice) (uncredited)

Alias Smith and Jones

Mannix

Gunsmoke

Ira Stonecipher

Mission: Impossible

Colonel Bakram

Another World

Felony Squad

The Wild Wild West

Run for Your Life

Col. Sebastian Peralta

Cimarron Strip

Search

Here Come the Brides

Judd for the Defense

The Defenders

Assistant District Attorney Holloman

Jericho

The Secret Empire

Emperor Thorval

The Magician

Foley

Search for Tomorrow

Star Trek

Romulan Commander

Hawaii Five-O

Rogloff

Hawaii Five-O

Dan Bok

Hawaii Five-O

Commander Hawkins

Mission: Impossible

Felipe Mora

Mission: Impossible

Col. Luis Cardoza

Mission: Impossible

Aristo Skora

Buck Rogers in the 25th Century

Ambassador Duvoe