| For Christ's Sake | 2010 | Father Monahan | Movie |
| Meeting Spencer | 2010 | Larry Lind | Movie |
| Young Justice | 2010 | Sardath | TV Show |
| Farewell Mr. Kringle | 2010 | Kris Kringle (as W. Morgan Sheppard) | TV Movie |
| Jules Verne's Mysterious Island | 2010 | Captain Nemo (as W. Morgan Sheppard) | Movie |
| Prep & Landing Stocking Stuffer: Operation: Secret Santa | 2010 | The Big Guy (voice, as W. Morgan Sheppard) | TV Show |
| Civilization V | 2010 | Father / Narrator (voice) | Unknown |
| Star Trek | 2009 | Vulcan Science Minister (uncredited) | Movie |
| Prep & Landing | 2009 | The Big Guy (voice, as Morgan Sheppard) | TV Show |
| The Chronicles of Riddick: Assault on Dark Athena | 2009 | Senate / Pavlo / Pink / ... (voice, as Morgan Sheppard) | Unknown |
| Afro Samurai | 2009 | Daimyo / Assassin (voice, as Morgan Sheppard) | Unknown |
| The Conduit | 2009 | John Adams (voice) | Unknown |
| Japan | 2008 | The Voice | Movie |
| Over Her Dead Body | 2008 | Father Marks (as W. Morgan Sheppard) | Movie |
| Legend of the Seeker | 2008 | The Keeper | TV Show |
| Wet | 2008 | William Ackers (voice, as Morgan Shepard) | Unknown |
| So Long Jimmy | 2008 | Poppy Garfield | Movie |
| The Show | 2008 | Angry Writer | Short Film |
| Along the Way | 2007 | Mr. Hereck (as W. Morgan Sheppard) | Movie |
| Transformers | 2007 | Captain Witwicky (as W. Morgan Sheppard) | Movie |
| A Stranger's Heart | 2007 | Fred Landreth (as W. Morgan Sheppard) | TV Movie |
| Mad Men | 2007 | Robert Pryce | TV Show |
| Love's Abiding Joy | 2006 | Scottie (as W. Morgan Sheppard) | Movie |
| The Prestige | 2006 | Merrit (as W. Morgan Sheppard) | Movie |
| Biker Mice from Mars | 2006 | Limburger / Federal Agent | TV Show |
| Dexter | 2006 | Father Nicholas Galway | TV Show |
| Soldier of God | 2005 | Raymond of Tripoli (as W. Morgan Sheppard) | Movie |
| Love's Long Journey | 2005 | Scottie (as W. Morgan Sheppard) | TV Movie |
| Criminal Minds | 2005 | John Caulfield | TV Show |
| Doctor Who | 2005 | Old Canton Delaware | TV Show |
| It's Always Sunny in Philadelphia | 2005 | Father Cullen | TV Show |
| Kingdom Hospital | 2004 | Narrator | TV Show |
| The Chronicles of Riddick: Escape from Butcher Bay | 2004 | Pink / Valya / Red (voice, as Morgan Sheppard) | Unknown |
| The Untitled J.C. Project | 2004 | Elder Rabbi | Short Film |
| Gods and Generals | 2003 | Gen. Isaac Trimble (as Morgan Sheppard) | Movie |
| Small Town Conspiracy | 2003 | Taylor | Movie |
| Murder, She Wrote: The Celtic Riddle | 2003 | Denny (as W. Morgan Sheppard) | TV Movie |
| Texhnolyze | 2003 | Hiroshisa Goto | TV Show |
| Cold Case | 2003 | Dan O'Brien | TV Show |
| NCIS | 2003 | Marcin 'Mr. Pain' Jerek | TV Show |
| R.O.D the TV | 2003 | Toto Books Owner (English version, voice, as Bill Morgan) | TV Show |
| Licensed by Royalty | 2003 | Mister | TV Show |
| Medal of Honor: Allied Assault | 2002 | Colonel Hargrove (voice) | Unknown |
| Medal of Honor: Frontline | 2002 | Colonel Hargrove (voice, as W. Morgan Sheppard) | Unknown |
| Metal Gear Solid 2: Substance | 2002 | Russian Soldier (voice, as Morgan Sheppard) | Unknown |
| Whacked! | 2002 | Lucky (voice, as Morgan Sheppard) | Unknown |
| Alias | 2001 | Milo Sabine | TV Show |
| Crossing Jordan | 2001 | Clive Alpert | TV Show |
| Hellsing | 2001 | Peter Fargason | TV Show |
| I My Me! Strawberry Eggs | 2001 | Director Yachio Takugawa | TV Show |
| Justice League | 2001 | Merlin | TV Show |
| Metal Gear Solid 2: Sons of Liberty | 2001 | Russian Soldier (English version, voice, as Morgan Sheppard) | Unknown |
| Room 101 | 2001 | Landers | Movie |
| Gilmore Girls | 2000 | Town Elder | TV Show |
| Escape from Monkey Island | 2000 | Ignatius Cheese (voice, as W. Morgan Sheppard) | Unknown |
| Medal of Honor: Underground | 2000 | Colonel Hargrove (voice) | Unknown |
| Star Wars: Force Commander | 2000 | Heavy Gun Trooper / Ruulian Strip Miner (voice, as W. Morgan Sheppard) | Unknown |
| Medal of Honor | 1999 | Col. Stanley Hargrove (voice, as Morgan Sheppard) | Unknown |
| The Hungry Bachelors Club | 1999 | Mr. Ringold | Movie |
| The Escape | 1998 | Long (as W. Morgan Sheppard) | TV Movie |
| Charmed | 1998 | Merrill | TV Show |
| The Wild Thornberrys | 1998 | Lead Jackal | TV Show |
| Hurricane Festival | 1998 | Charles | Movie |
| The Wonderful World of Disney | 1997 | Whiskers | TV Show |
| Timecop | 1997 | Inspector Wells | TV Show |
| Outlaws | 1997 | 'Bloodeye' Tim (voice, as Morgan Sheppard) | Unknown |
| Nether World | 1997 | Old Timer | Movie |
| The Lottery | 1996 | Mayor Warner (as W. Morgan Sheppard) | TV Movie |
| Mighty Ducks | 1996 | Asteroth | TV Show |
| Poltergeist: The Legacy | 1996 | Grave Digger | TV Show |
| Tracey Takes On... | 1996 | Charlie Ayliss | TV Show |
| Zork: Nemesis | 1996 | Father Malveaux (as W. Morgan Shepard) | Unknown |
| Clandestiny | 1996 | Andrew J. MacPhiles (voice, as Will Shepherd) | Unknown |
| American Gothic | 1995 | Mr. Emmett | TV Show |
| JAG | 1995 | Maj. Viktor Lushov | TV Show |
| Star Trek: Voyager | 1995 | Qatai | TV Show |
| Timon & Pumbaa | 1995 | Captain Bloodbeard | TV Show |
| Good King Wenceslas | 1994 | Tomas (as W. Morgan Sheppard) | TV Movie |
| Dead at 21 | 1994 | Heisenberg | TV Show |
| Gargoyles | 1994 | Petros Xanatos / Odin / Radar / ... | TV Show |
| Iron Man | 1994 | Dum Dum Dugan | TV Show |
| Following Her Heart | 1994 | Father | TV Movie |
| Gettysburg | 1993 | Maj. Gen. Isaac R. Trimble / Narrator (as Morgan Sheppard) | Movie |
| Needful Things | 1993 | Father Meehan (as W. Morgan Sheppard) | Movie |
| Taking Liberty | 1993 | | TV Movie |
| Babylon 5 | 1993 | Warleader G'Sten / The Soul Hunter | TV Show |
| Biker Mice from Mars | 1993 | Lawrence Limburger / Slobber the Mutt | TV Show |
| Diagnosis Murder | 1993 | Dr. Tom Arneberg | TV Show |
| Frasier | 1993 | Mr. Drake | TV Show |
| SeaQuest 2032 | 1993 | The Professor | TV Show |
| There Goes the Neighborhood | 1992 | Trick Bissell | Movie |
| Seduction: Three Tales from the 'Inner Sanctum' | 1992 | Crane | TV Movie |
| Star Trek VI: The Undiscovered Country | 1991 | Klingon Commander (as W. Morgan Sheppard) | Movie |
| The Legend of Prince Valiant | 1991 | Sailor / Douglas / Man | TV Show |
| Wild at Heart | 1990 | Mr. Reindeer (as W. Morgan Sheppard) | Movie |
| Quantum Leap | 1989 | Gooshie, the Miner | TV Show |
| We Are Seven | 1989 | Bertrum Smythe | TV Show |
| Elvira: Mistress of the Dark | 1988 | Vincent Talbot (as W. Morgan Sheppard) | Movie |
| Lucky Stiff | 1988 | Pa (as Morgan Sheppard) | Movie |
| Cry Freedom | 1987 | Policeman (as Morgan Sheppard) | Movie |
| Gunsmoke: Return to Dodge | 1987 | Digger McCloud (as W. Morgan Sheppard) | TV Movie |
| Crossbow | 1987 | Otto / Parker | TV Show |
| Max Headroom | 1987 | Blank Reg | TV Show |
| Star Trek: The Next Generation | 1987 | Dr. Ira Graves | TV Show |
| Werewolf | 1987 | Gray Wolf | TV Show |
| Lady Jane | 1986 | Executioner (as Morgan Sheppard) | Movie |
| Return to Treasure Island | 1986 | Boakes | TV Show |
| Designing Women | 1986 | Prof. Burton | TV Show |
| The Theban Plays by Sophocles | 1986 | Chorus | TV Show |
| The Doctor and the Devils | 1985 | Landlord | Movie |
| A.D. | 1985 | Gracchus | TV Show |
| Max Headroom | 1985 | Blank Reg (as Morgan Sheppard) | TV Movie |
| The Dirty Dozen: Next Mission | 1985 | German General (as Morgan Sheppard) | TV Movie |
| C.A.T.S. Eyes | 1985 | Roker | TV Show |
| MacGyver | 1985 | Dr. Zito | TV Show |
| Lassiter | 1984 | Sweeny (as Morgan Sheppard) | Movie |
| Camille | 1984 | Captain | TV Movie |
| The Zany Adventures of Robin Hood | 1984 | Saxon thief | TV Movie |
| Fox Mystery Theater | 1984 | Mahaffy | TV Show |
| Murder, She Wrote | 1984 | Dr. Fredrick Grundberg | TV Show |
| The Keep | 1983 | Alexandru (as Morgan Sheppard) | Movie |
| The Outsider | 1983 | Jack Jefford | TV Show |
| Nutcracker | 1982 | George Peacock (as Morgan Sheppard) | Movie |
| Stalky & Co. | 1982 | Roberts | TV Show |
| Masada | 1981 | Sergeant | TV Show |
| The Flame Trees of Thika | 1981 | Mr Roos | TV Show |
| Smuggler | 1981 | Stanton | TV Show |
| The Day of the Triffids | 1981 | Bill's Father | TV Show |
| Sunday Night Thriller | 1981 | Karpov | TV Show |
| Hawk the Slayer | 1980 | Ranulf (as Morgan Sheppard) | Movie |
| The Elephant Man | 1980 | Man in Pub (as Morgan Sheppard) | Movie |
| The Sea Wolves | 1980 | Lovecroft (as Morgan Sheppard) | Movie |
| Shogun | 1980 | Specz | TV Show |
| Shogun | 1980 | Specz | TV Movie |
| Hammer House of Horror | 1980 | Hospital Gardener | TV Show |
| Sherlock Holmes and Doctor Watson | 1980 | Man in the Morgue / Mischkin | TV Show |
| Rebecca | 1979 | Ben | TV Show |
| The Legend of King Arthur | 1979 | Gorlois | TV Show |
| Minder | 1979 | John | TV Show |
| A Family Affair | 1979 | Tom Benson | TV Show |
| Golden Soak | 1979 | Lomax | TV Show |
| The Nativity | 1978 | Flavius | TV Movie |
| Enemy at the Door | 1978 | Raymond Girard | TV Show |
| Out | 1978 | Mr. Smith | TV Show |
| The Duellists | 1977 | Fencing Master (as Morgan Sheppard) | Movie |
| Target | 1977 | Barman | TV Show |
| The Professionals | 1977 | Malenski | TV Show |
| Rosie | 1977 | Tramp | TV Show |
| London Belongs to Me | 1977 | Henry Knockell | TV Show |
| Rachel and the Beelzebub Bombadiers | 1977 | Salvationist (as Morgan Shepherd) | Movie |
| Act of Rape | 1977 | The Jury: Watkins (as Morgan Sheppard) | TV Movie |
| The Cedar Tree | 1976 | Police Constable | TV Show |
| The New Avengers | 1976 | Walters | TV Show |
| When the Boat Comes In | 1976 | Dixon | TV Show |
| Life and Death of Penelope | 1976 | Foreman | TV Show |
| The Melting Pot | 1975 | | TV Show |
| Antony and Cleopatra | 1974 | Scarus (as Morgan Sheppard) | TV Movie |
| The Sweeney | 1974 | Det. Chief Insp. Morrison | TV Show |
| Churchill's People | 1974 | Sabinianus | TV Show |
| Dial M for Murder | 1974 | Usher | TV Show |
| Marked Personal | 1973 | Hearst | TV Show |
| The Roses of Eyam | 1973 | William Hancock (as Morgan Sheppard) | TV Movie |
| The Up and Down, in and Out, Round About Man | 1973 | | TV Show |
| Crown Court | 1972 | Dr. Martin Huntersmith | TV Show |
| New Scotland Yard | 1972 | Harry Haines | TV Show |
| The Onedin Line | 1971 | Ned Harris / Sampson | TV Show |
| Play for Today | 1970 | Harry Cowper | TV Show |
| The Expert | 1968 | Landlord | TV Show |
| Marat/Sade | 1967 | A Mad Animal | Movie |
| Days of Our Lives | 1965 | Charles | TV Show |
| Z Cars | 1962 | Joe Burnham / Ron Probert | TV Show |
| Strongroom | 1962 | Alec (as Morgan Sheppard) | Movie |
| Television Club | 1962 | Sgt. England | TV Show |
| The Sword in the Web | 1962 | | TV Show |
| Theatre Night | 1957 | Arthur Broadbent, the bride's great-uncle | TV Show |
