Credits

• 2011 · Scooby-Doo! and the Robots as (voice) (archive footage)
• 2011 · Scooby-Doo! and the Pirates as (voice) (archive footage)
• 2001 · Scooby-Doo's Spookiest Tales as Additional Voices (voice) (archive footage)
• 2000 · Scooby-Doo's Creepiest Capers as (voice)
• 2000 · Scooby-Doo's Original Mysteries as Additional Voices (voice) (archive footage) (archive footage)
• 1999 · Scooby-Doo's Greatest Mysteries as Ghost / Additional Voices (voice)
• 1986 · Daniel and the Lion's Den as (voice)
• 1985 · The Greatest Adventure: Stories from the Bible as (voice)
• 1984 · Gallavants as Teetor (voice)
• 1983 · The New Scooby and Scrappy-Doo Show as Mr. McDabble (voice)
• 1983 · The New Scooby and Scrappy-Doo Show as Mr kronos (voice)
• 1982 · Flash Gordon: The Greatest Adventure of All as Ming the Merciless (voice)
• 1981 · Daniel Boone as
• 1979 · Buck Rogers in the 25th Century as First Guardian
• 1979 · The New Adventures of Flash Gordon as
• 1978 · Challenge of the Super Friends as
• 1976 · World Beneath the Sea as Narrator
• 1975 · Wonder Woman as Gorel
• 1975 · The Abduction of Saint Anne as Doctor
• 1974 · The Klansman as Hector
• 1974 · Freedom 2000 as
• 1973 · A Cold Night's Death as Ryan Horner / Project Director (uncredited)
• 1972 · Gargoyles as The Gargoyle (voice)
• 1972 · The Thanksgiving That Almost Wasn't as Dad Squirrel / Francis Cooke / Massasoit (voice)
• 1972 · Kung Fu as
• 1972 · The Streets of San Francisco as
• 1971 · Help!... It's the Hair Bear Bunch! as
• 1971 · Mean Justice as Matt Webster
• 1969 · Mission: Impossible vs. the Mob as Cheever
• 1969 · Scooby-Doo, Where Are You! as Pietro / The Puppet Master (voice)
• 1969 · Scooby-Doo, Where Are You! as Carl / The Ape Man (voice)
• 1969 · Scooby-Doo, Where Are You! as Dr. Najib (voice)
• 1969 · Scooby-Doo, Where Are You! as The Snow Ghost / Fu Lan Chi / Mr. Leech / Yeti (voice)
• 1969 · Dragnet as Don Negler
• 1968 · Vixen! as Narrator (uncredited)
• 1968 · Lancer as
• 1968 · Land of the Giants as Giant Small Man Shoved by FitzHugh
• 1968 · Adam-12 as Abner Hempel
• 1968 · Adam-12 as Everett Jones
• 1967 · Mannix as Tony
• 1967 · Shazzan as
• 1967 · The Superman/Aquaman Hour of Adventure as
• 1967 · DC Super Heroes: The Filmation Adventures as Hawkman
• 1967 · The Invaders as Hypnotist Alien
• 1966 · The Bubble as Taxi Driver (as Victor Perrin)
• 1966 · Mission: Impossible as Dr. Ira Drake
• 1966 · Mission: Impossible as Cheever
• 1966 · Mission: Impossible as Anton Massik
• 1966 · Mission: Impossible as Owner
• 1966 · Space Ghost and Dino Boy as Creature King (voice)
• 1966 · Star Trek as Nomad (voice)
• 1966 · Star Trek as Tharn
• 1966 · Star Trek as Metron (voice)
• 1965 · The F.B.I. as Roy Moberly
• 1965 · The F.B.I. as Joseph Kowalchek
• 1965 · The F.B.I. as Frankie Denton
• 1965 · The Big Valley as Albert Pruitt
• 1964 · Jonny Quest as
• 1964 · The Searching Eye as Narrator
• 1963 · The Outer Limits as
• 1963 · The Outer Limits as Control Voice (voice) (uncredited)
• 1963 · Europe in the Raw as Narrator (Voice)
• 1962 · Going My Way as
• 1962 · The Virginian as Ben Dixon
• 1961 · Dr. Kildare as Veterinarian
• 1960 · Spartacus as Narrator (voice) (uncredited)
• 1960 · The Brothers Brannagan as Tony
• 1960 · An Introduction to Feedback as Narrator
• 1959 · The Rebel as Will Arvid
• 1959 · The Twilight Zone as Jim - Trooper
• 1959 · The Twilight Zone as Martian
• 1959 · Johnny Staccato as
• 1959 · City of Fear as
• 1959 · Black Saddle as Noah Bailey
• 1959 · Black Saddle as Ernie Weems
• 1959 · Black Saddle as Hayes
• 1959 · Rawhide as Poke
• 1959 · Rawhide as Vinnie Pitts
• 1958 · 77 Sunset Strip as
• 1958 · Peter Gunn as
• 1958 · Wanted: Dead or Alive as Willie Jo Weems
• 1958 · Hi Grandma! as
• 1958 · Mutts About Racing as Announcer (voice) (uncredited)
• 1957 · Perry Mason as Assistant D.A. Rice
• 1957 · Have Gun, Will Travel as Rheinhart
• 1957 · Richard Diamond, Private Detective as Smith
• 1956 · The Adventures of Jim Bowie as
• 1956 · Telephone Time as
• 1955 · Gunsmoke as Hank
• 1955 · Gunsmoke as Wilbur Hawkins
• 1955 · Gunsmoke as Nate
• 1955 · Gunsmoke as Argus
• 1955 · Gunsmoke as Huckaby
• 1954 · Black Tuesday as Dr. Hart
• 1954 · Lassie as
• 1954 · Dragnet as Deputy D.A. Adolph Alexander
• 1954 · Riding Shotgun as Bar-M Rider with Lynching Rope
• 1953 · Forever Female as Stage Designer at Sardi's (uncredited)
• 1953 · The Twonky as TV Salesman (uncredited)
• 1953 · The System as Little Harry Goubenek
• 1952 · Four Star Playhouse as Ed Walker
• 1952 · Adventures of Superman as Scurvey
• 1952 · Don't Bother to Knock as Elevator Operator (uncredited)
• 1951 · Dragnet as
• 1950 · Outrage as Andy