Alfred Ryder Filmography
- Actor (63 credits)
- Buck Rogers in the 25th Century (1979) Garedon
- Sergeant Matlovich vs. the U.S. Air Force (1978) Col. Grand
- Tales of the Unexpected (1977) Dr. Max Stegner
- Tracks (1977) The Man
- Escape to Witch Mountain (1975) Mr. Michael-John - Astrologer
- The Specialists (1975) Dr. Al Marsdan
- The Abduction of Saint Anne (1975) Frank Benedict
- Ellery Queen (1975) Inspector Claude Gravette
- Indict and Convict (1974) Dr. Frank Larsen
- The Legend of Hillbilly John (1974) O. J. Onselm
- W (1974) Investigator
- The Stone Killer (1973) Tony Champion
- Probe (1972) Cheyne
- Search (1972) Dr. Sutra
- Hec Ramsey (1972) Frank Carmody
- McCloud (1970) Dudley
- D.A.: Murder One (1969) Dr. Donald Stuart
- The Bold Ones: The New Doctors (1969) Gus Stegner
- True Grit (1969) Goudy
- Land of the Giants (1968) Parteg
- Lancer (1968) Colonel Andrews
- Gentle Ben (1967) Swamplander
- The Invaders (1967) Mr. Nexus
- Valley of Mystery (1967) Dr. Weatherly
- Hotel (1967) Capt. Yolles
- The Rat Patrol (1966) Col. Gerschon
- Mission: Impossible (1966) Colonel Borodin
- The Wild Wild West (1965) Capt. Horatio Philo
- The Long, Hot Summer (1965) Joe Ludwig
- Laredo (1965) Clay Morgan
- Invitation to a Gunfighter (1964) Doc Barker
- Voyage to the Bottom of the Sea (1964) Krueger
- The Man from U.N.C.L.E. (1964) Commander Krohler
- Slattery's People (1964) Dutton
- Hamlet (1964) Hamlet
- The Rogues (1964) Ellingwood Pierce
- The Greatest Show on Earth (1963) Count von Scherling
- The Outer Limits (1963) Edgar Price
- Bob Hope Presents the Chrysler Theatre (1963) Boz
- The Raiders (1963) Capt. Benton
- The Eleventh Hour (1962) Bardeman
- 87th Precinct (1961) Toots Brenden
- 'Way Out (1961) Michael Drake
- Ben Casey (1961) Dimitri Yratkavitch
- Route 66 (1960) Joe Sky
- The Witness (1960) Pittsburgh Phil
- One Step Beyond (1959) John Marriott
- Play of the Week (1959)
- The Story on Page One (1959) Lt. Mike Morris
- Naked City (1958) Carl Blakely
- Shirley Temple's Storybook (1958) First Minister
- The DuPont Show of the Month (1957) Claggart
- Suspicion (1957) Moffat
- The Alcoa Hour (1955) Harvey Wilson
- Robert Montgomery Presents (1950) Detective Avery
- The Web (1950)
- Danger (1950)
- Actor's Studio (1948) Dr. Nicholas Agi
- The Philco Television Playhouse (1948) Philip
- T-Men (1947)
- Golden Slippers (1946) Nat Foster
- Winged Victory (1944) Milhauser
- The 400 Million (1939) Additional Voice, voice acting
