
| Title | Year | Status | Character |
|---|
| Warehouse 13 | 2010-2014 | TV Series | Hugo Miller |
| Pound Puppies | 2010-2013 | TV Series | McLeish / Cat Narrator / Professor Schmierkankle |
| Evermore | 2013 | Short | Grandpa |
| Ben 10 Omniverse 2 | 2013 | Video Game | Azmuth (voice) |
| 1600 Penn | 2013 | TV Series | Winslow Hannum Winslow |
| Archer | 2010-2013 | TV Series | Mannfred / Cardinal Giancarlo Morelli |
| The Good Wife | 2013 | TV Series | Coroner Claypool |
| Winx Club: Beyond Believix | 2012 | TV Series | Saladin |
| NCIS | 2012 | TV Series | Dr. Felix Blackwell |
| BlackBoxTV | 2012 | TV Series | Rudy |
| Grey's Anatomy | 2012 | TV Series | Neil Sheridan |
| Criminal Minds | 2011 | TV Series | Colonel Ron Massey |
| Bored to Death | 2011 | TV Series | Henry Stevenson |
| Uncharted 3: Drake's Deception | 2011 | Video Game | Karl Schäfer (voice) |
| The Looney Tunes Show | 2011 | TV Series | Pepé Le Pew |
| Dan Vs. | 2011 | TV Series | Chef Purée |
| Unscripted | 2011 | TV Series | |
| Young Justice | 2010 | TV Series | Mark Desmond Blockbuster |
| It's Always Sunny in Philadelphia | 2010 | TV Series | Dr. Larry Meyers |
| Fallout: New Vegas | 2010 | Video Game | Robert Edwin House (voice) |
| Uncharted 2: Among Thieves | 2009 | Video Game | Karl Schäfer (voice) |
| Random! Cartoons | 2008 | TV Series | Hornswiggle |
| Boston Legal | 2004-2008 | TV Series | Paul Lewiston |
| Saving Grace | 2007-2008 | TV Series | Father Patrick Murphy |
| Avatar: The Last Airbender | 2005-2007 | TV Series | Mechanist / Additional Voices / Gan Jin Leader |
| Chill Out, Scooby-Doo! | 2007 | Video | Alphonse LaFleur (voice) |
| The Replacements | 2007 | TV Series | Abraslam Lincoln |
| Pirates of the Caribbean: At World's End | 2007 | Video Game | Angler (voice) |
| Xyber 9: New Dawn | 1999-2007 | TV Series | Xyber 9 |
| Family Guy | 2006 | TV Series | Odo |
| Geppetto's Secret | 2005 | | Mr. Sneap (voice) |
| Duck Dodgers | 2005 | TV Series | McChirpy |
| Stewie Griffin: The Untold Story | 2005 | Video | Odo (voice) |
| Eulogy | 2004 | | Parson Banke |
| Xiaolin Showdown | 2003-2004 | TV Series | Master Fung / Narrator |
| Legacy of Kain: Defiance | 2003 | Video Game | Janos Audron Hylden Lord (voice) |
| Justice League | 2001-2003 | TV Series | Galius Zed Kanjar-Ro Guardian of Oa ... |
| The Mummy: Secrets of the Medjai | 2003 | TV Series | Scarab |
| The Legend of Tarzan | 2001-2003 | TV Series | Renard Dumont |
| Kids' Ten Commandments: The Rest Is Yet to Come | 2003 | Video short | Jeshanah (voice) |
| House of Mouse | 2002 | TV Series | Chef Louis |
| Tarzan & Jane | 2002 | | Renard Dumont (voice) |
| Neko no ongaeshi | 2002 | | Natori (English version, voice) |
| Star Trek: Enterprise | 2002 | TV Series | Ezral |
| Command & Conquer: Renegade | 2002 | Video Game | Dr. Ignatio Mobius (voice) |
| New Legends | 2002 | Video Game | Topo / Kang (voice) |
| The Practice | 2000-2002 | TV Series | Judge F. Mantz |
| Blood Omen II: Legacy of Kain | 2002 | Video Game | Janos Audron The Beast (voice, as René Aubergenois) |
| Judging Amy | 2001-2002 | TV Series | Judge Jackson Keeler |
| Soul Reaver 2 | 2001 | Video Game | Janos Audron (voice) |
| The Princess Diaries | 2001 | | Philippe Renaldi (voice, uncredited) |
| Frasier | 2001 | TV Series | Dr. William Tewksbury Professor William Tewksbury |
| Nash Bridges | 2001 | TV Series | Hagen Bridges |
| Burning Down the House | 2001 | | Pierre |
| The Wild Thornberrys | 2000 | TV Series | Merrick Dash |
| Joseph: King of Dreams | 2000 | Video | Butler (voice) |
| Star Trek: Deep Space Nine - The Fallen | 2000 | Video Game | Odo (voice) |
| We All Fall Down | 2000 | | Tim |
| The Little Mermaid 2: Return to the Sea | 2000 | Video | Chef Louis (voice) |
| The Secret Adventures of Jules Verne | 2000 | TV Series | Cavois |
| Stargate SG-1 | 2000 | TV Series | Alar |
| The Patriot | 2000 | | Reverend Oliver |
| Geppetto | 2000 | TV Movie | Prof. Buonragazzo |
| American Experience | 2000 | TV Series documentary | Hamilton's voice |
| Sally Hemings: An American Scandal | 2000 | TV Movie | James Callender |
| Gabriel Knight 3: Blood of the Sacred, Blood of the Damned | 1999 | Video Game | Taxi Driver / Bigout (voice) |
| Men in Black: The Series | 1999 | TV Series | Quintoon |
| Chicago Hope | 1999 | TV Series | Dr. Walter Kerry |
| Inspector Gadget | 1999 | | Artemus Bradford (as René Auberjonois) |
| Poltergeist: The Legacy | 1998-1999 | TV Series | Milo Javits |
| Star Trek: Deep Space Nine | 1993-1999 | TV Series | Odo Douglas Pabst Curzon Dax |
| An American Tail: The Treasure of Manhattan Island | 1998 | Video | Dithering (voice, as Renee Auberjonois) |
| The Outer Limits | 1998 | TV Series | Dlavan |
| Tracey Takes On... | 1998 | TV Series | William Catesby-Jones |
| Los Locos | 1997 | | Presidente |
| Extreme Ghostbusters | 1997 | TV Series | College Professor |
| Snide and Prejudice | 1997 | | Dr. Sam Cohen |
| Captain Simian & The Space Monkeys | 1997 | TV Series | The Gardener |
| Cats Don't Dance | 1997 | | Flanigan (voice) |
| Adventures from the Book of Virtues | 1997 | TV Series | |
| The Savage Dragon | 1995-1996 | TV Series | Horde |
| Richie Rich | 1996 | TV Series | Chef Pierre, Prof. Keenbean, Richard Rich, Sr. |
| The Burning Zone | 1996 | TV Series | Dr. Dicketts |
| Bruno the Kid | 1996 | TV Series | Leonard DaLinguini (voice) |
| Star Trek: Deep Space Nine - Harbinger | 1996 | Video Game | Odo (voice) |
| The Great War and the Shaping of the 20th Century | 1996 | TV Mini-Series | Jean Jaures Mustafa Kemal Ataturk |
| Batman Forever | 1995 | | Dr. Burton |
| American Masters | 1995 | TV Series documentary | Fortunato (segment "The Cask of Amontillado") |
| Aladdin | 1994 | TV Series | Nefir Hasenuf |
| Mighty Max | 1994 | TV Series | Arachnoid Dr. Stanley Kirby Nadja |
| The Little Mermaid | 1994 | TV Series | Chef Louie |
| Rugrats | 1994 | TV Series | Jonathan |
| Marsupilami | 1993 | TV Series | Chef Louie |
| Bonkers | 1993 | TV Series | |
| Matlock | 1992-1993 | TV Series | Councilman Leo Brodsky / Doug Michaels |
| The Ballad of Little Jo | 1993 | | Streight Hollander |
| The Pirates of Dark Water | 1991-1993 | TV Series | Kangent |
| Tom & Jerry Kids Show | 1993 | TV Series | |
| The Sands of Time | 1992 | TV Movie | |
| Batman: The Animated Series | 1992 | TV Series | Dr. March |
| Wild Card | 1992 | TV Movie | Jake Spence |
| Ned Blessing: The True Story of My Life | 1992 | TV Movie | Marquis |
| Eerie, Indiana | 1992 | TV Series | The Donald |
| Lucky Luke | 1992 | TV Series | Mr. Edgar Rockbottom / Mendez |
| The Player | 1992 | | Rene Auberjonois |
| Civil Wars | 1992 | TV Series | Eugene Wilkenson |
| Star Trek VI: The Undiscovered Country | 1991 | | Colonel West (uncredited) |
| Ashenden | 1991 | TV Mini-Series | John Quincy Harrington |
| Darkwing Duck | 1991 | TV Series | Sensei |
| The Lost Language of Cranes | 1991 | | Geoffrey Lane |
| Absolute Strangers | 1991 | TV Movie | Quinn |
| Doogie Howser, M.D. | 1991 | TV Series | Einstein |
| The Miracles of Jesus | 1991 | Video short voice | |
| Timeless Tales from Hallmark | 1991 | TV Series | |
| Billy the Kid | 1989 | TV Series | Additional Voices (voice) |
| A Connecticut Yankee in King Arthur's Court | 1989 | TV Movie | Merlin |
| The Little Mermaid | 1989 | | Louis (voice, as René Auberjonois) |
| Fantastic Max | 1988-1989 | TV Series | Additional Voices |
| The Feud | 1989 | | Reverton |
| The Smurfs | 1987-1989 | TV Series | Additional Voices |
| Little Nemo: Adventures in Slumberland | 1989 | | Professor Genius (voice) |
| Billy the Kid | 1989 | TV Movie | |
| The Further Adventures of SuperTed | 1989 | TV Series | Additional Voices |
| Snorks | 1987-1988 | TV Series | Dr. Strangesnork / Additional Voices |
| L.A. Law | 1988 | TV Series | Kevin Richardson |
| Superman | 1988 | TV Series | General Zod |
| A Pup Named Scooby-Doo | 1988 | TV Series | Boris Rougefort |
| The Completely Mental Misadventures of Ed Grimley | 1988 | TV Series | Additional Voices |
| Police Academy 5: Assignment: Miami Beach | 1988 | | Tony |
| Longarm | 1988 | TV Movie | Gov. Lew Wallace |
| Murder, She Wrote | 1987-1988 | TV Series | Homicide Captain Walker Thorn / Prof. Harry Papasian |
| Pound Puppies | 1987 | TV Series | Poodle / Pierre |
| Walker | 1987 | | Maj. Siegfried Hennington |
| DuckTales | 1987 | TV Series | Dr. Nogood |
| My Best Friend Is a Vampire | 1987 | | Modoc |
| Jonny Quest | 1986-1987 | TV Series | Additional Voices |
| A Smoky Mountain Christmas | 1986 | TV Movie | Ned |
| The Christmas Star | 1986 | | Sumner |
| Wildfire | 1986 | TV Series | Alvinar |
| Blacke's Magic | 1986 | TV Series | Pym |
| Benson | 1980-1986 | TV Series | Clayton Runnymede Endicott III |
| 3:15 | 1986 | | Horner |
| The Super Powers Team: Galactic Guardians | 1985 | TV Series | Desaad |
| The Jetsons | 1985 | TV Series | |
| The Booth | 1985 | TV Movie segment "Death at Dinner" | |
| Punky Brewster | 1985 | TV Series | Additional voices (voice) |
| Challenge of the GoBots | 1984 | TV Series | Dr. Zebediah Braxis |
| SuperFriends: The Legendary Super Powers Show | 1984 | TV Series | Desaad |
| The New Scooby-Doo Mysteries | 1984 | TV Series | Additional Voices |
| Faerie Tale Theatre | 1982-1983 | TV Series | King Boris / King Ulrich |
| The Smurfs Christmas Special | 1982 | TV Movie | Stranger (voice) |
| The Last Unicorn | 1982 | | The Skull (voice) |
| The Kid from Nowhere | 1982 | TV Movie | Howard |
| The Fonz and the Happy Days Gang | 1980-1981 | TV Series | Additional Voices |
| Scalpels | 1980 | TV Movie | Dr. Carl Jerrett |
| More Wild Wild West | 1980 | TV Movie | Capt. Sir David Edney |
| The Righteous Apples | 1980 | TV Series | Dr. Danvers |
| Tenspeed and Brown Shoe | 1980 | TV Series | Marty Boxx |
| Where the Buffalo Roam | 1980 | | Harris (as René Auberjonois) |
| Beyond Westworld | 1980 | TV Series | Power |
| Mrs. Columbo | 1979 | TV Series | Bradlee / Monsieur Gerard |
| Charlie's Angels | 1976-1979 | TV Series | Freddie Fortune / Terrence |
| Hart to Hart | 1979 | TV Series | Donald Springfield |
| CBS Library | 1979 | TV Series | Ichabod Crane |
| The Wild Wild West Revisited | 1979 | TV Movie | Capt. Sir David Edney |
| Stockard Channing in Just Friends | 1979 | TV Series | Roger |
| Family | 1979 | TV Series | Alvin |
| Wonder Woman | 1979 | TV Series | Kimball |
| The Rockford Files | 1979 | TV Series | Masters |
| Starsky and Hutch | 1978 | TV Series | The Baron |
| Eyes of Laura Mars | 1978 | | Donald Phelps |
| Richie Brockelman, Private Eye | 1978 | TV Series | |
| The Dark Secret of Harvest Home | 1978 | TV Mini-Series | Jack Stump |
| Man from Atlantis | 1977 | TV Series | Havergal |
| The Rhinemann Exchange | 1977 | TV Mini-Series | Dr. Eugene Lyons |
| Rosetti and Ryan | 1977 | TV Series | Jonathan |
| The Bionic Woman | 1977 | TV Series | Pierre Lambert |
| Rhoda | 1976-1977 | TV Series | Dr. John Fox |
| Delvecchio | 1976 | TV Series | Harry Wilson / Drug Seller |
| Black Sheep Squadron | 1976 | TV Series | Matthew Hooper |
| King Kong | 1976 | | Bagley |
| The Big Bus | 1976 | | Father Kudos |
| Panache | 1976 | TV Movie | Panache |
| The TVTV Show | 1976 | TV Movie | News Editor |
| The Hindenburg | 1975 | | Major Napier |
| The Rookies | 1975 | TV Series | Ron Kelly |
| Saturday Night Live | 1975 | TV Series | Roberts (segment 'NBC Super Season') |
| The Bob Newhart Show | 1975 | TV Series | Alan Durocher |
| Ellery Queen | 1975 | TV Series | Marcel Fourchet |
| The Jeffersons | 1975 | TV Series | Inspector Keller |
| Harry O | 1975 | TV Series | Rabbit |
| Great Performances | 1974 | TV Series | Edgar |
| Incident at Vichy | 1973 | TV Movie | Monceau, An Actor |
| Shirts/Skins | 1973 | TV Movie | Sidney Krebs |
| Pete 'n' Tillie | 1972 | | Jimmy Twitchell (as René Auberjonois) |
| Love, American Style | 1972 | TV Series | George (segment "Love and the Spaced Out Chick") |
| Images | 1972 | | Hugh |
| NET Playhouse | 1966-1972 | TV Series | Ofoeti / George Washington |
| Night Gallery | 1971 | TV Series | William Sharsted (segment "Camera Obscura") |
| The Birdmen | 1971 | TV Movie | Halden Brevik / Olav Volda |
| McMillan & Wife | 1971 | TV Series | Andre Stryker |
| McCabe & Mrs. Miller | 1971 | | Sheehan |
| Mod Squad | 1971 | TV Series | Nelson Farraday / Endicott Farraday |
| Teenage Tease | 1971 | | |
| Brewster McCloud | 1970 | | The Lecturer |
| MASH | 1970 | | Father John Mulcahy |
| Petulia | 1968 | | Fred Six (uncredited) |
| Lilith | 1964 | | Howie (uncredited) |
| Cortex | 2016/II | post-production | Parks |
| Blood Stripe | 2016 | | Art |
| Madam Secretary | 2016 | TV Series | Walter Nowak / Walter |
| Certain Women | 2016 | | Albert |
| Avengers Assemble | 2015 | TV Series | Ebony Maw / World Leader #1 |
| Skylanders: SuperChargers | 2015 | Video Game | Pomfrey (voice, as Rene Aberjonois) |
| This Is Happening | 2015 | | Cal Plotz |
| Buddy: Tech Detective | 2015 | TV Movie | Gramps (voice) |
| The Librarians | 2015 | TV Series | Mr. McGuire |
| Ben 10: Omniverse | 2012-2014 | TV Series | Azmuth / Additional Voices / Galvan Secutity Officer |
| Masters of Sex | 2014 | TV Series | Dr. George Papanikolaou |
| Planes: Fire & Rescue | 2014 | | Concierge (voice) |
| Wander Over Yonder | 2014 | TV Series | Maurice |
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