Atlantis: The Lost Empire (2001) as Kashekim Nedakh--King of Atlantis
A Life Apart: Hasidism In America (1997) as Narrator
Trekkies (1997)
The Pagemaster (1994) as Dr. Jekyll & Mr Hyde
The Halloween Tree (1993) as Mr. Moundshroud
Star Trek VI: The Undiscovered Country (1991) as Captain Spock
Star Trek V: The Final Frontier (1989) as Mr. Spock
Star Trek IV: The Voyage Home (1986) as Mr. Spock
The Transformers: The Movie (1986) as Galvatron
Star Trek III: The Search for Spock (1984) as Spock
Star Trek II: The Wrath of Khan (1982) as Mr. Spock
Star Trek--The Motion Picture (1979) as Mr. Spock
Invasion of the Body Snatchers (1978) as Dr. David Kibner
Catlow (1971) as Miller
Valley Of Mystery (1967) as Spence Atherton
Deathwatch (1966) as Jules LaFranc
The Balcony (1963) as Roger
Satan's Satellites (1958) as Narab
The Brain Eaters (1958) as Protector
Them! (1954) as Sergeant
Old Overland Trail (1953) as Black Hawk
Kid Monk Baroni (1952) as Paul "Monk" Baroni
Francis Goes To West Point (1952) as Football Player
Queen for a Day (1951) as Chief
Rhubarb (1951) as Ball Player

Becker as Professor Fowler
Bonanza as Freddie
Columbo
Combat! as Baum
Daniel Boone as Oontah
Futurama as Himself
Get Smart as Stryker
Gunsmoke as Arnie
Invasion America as Gen. Konrad
Man Called Shenandoah as Hillman
Man From U.N.C.L.E. as Vladeck
Marco Polo as Achmet
Mission: Impossible as Paris
Night Gallery
Outer Limits as Ellis
Outer Limits as Lawyer
Perry Mason as Chennery
Sea Hunt as Hoyo
Star Trek as Mr. Spock
Star Trek: The Next Generation as Mr. Spock
Twilight Zone as Hansen
Virginian as Bentley
Wagon Train as Bernabe