William Morgan Sheppard
ActingTotal Credits
115
Acting
115
First Credit
1962
Latest Credit
2025
Young Justice
Sardath (voice) · In Memory Of
2010
Star Trek: The Next Generation
Dr. Ira Graves
1987
Criminal Minds
John Caulfield
2005
It's Always Sunny in Philadelphia
Father Cullen
2005
Dexter
Actor
2006
The Prestige
Merrit
2006
Justice League
Merlin (voice)
2001
Charmed
Merrill
1998
Mad Men
Robert Pryce
2007
Gargoyles
Petros Xanatos (voice) · King Kenneth (voice) · Odin (voice) · Odin/Petros Xanatos (voice) · Radar/Security Guard (voice)
1994
The Sweeney
Det. Chief Insp. Morrison
1975
The Elephant Man
Man in Pub
1980
Babylon 5
The Soul Hunter · Warleader G'Sten
1994
Quantum Leap
Gooshie, the Miner
1989
Gilmore Girls
Town Elder
2000
Star Trek: Voyager
Qatai
1995
MacGyver
Dr. Zito
1985
Frasier
Mr. Drake
1993
Shōgun
Specz
1980
Doctor Who
Canton Delaware · Old Canton Delaware
2005
NCIS
Marcin 'Mr. Pain' Jerek
2003
The Professionals
Malenski
1977
Murder, She Wrote
Dr. Fredrick Grundberg
1984
Legend of the Seeker
The Keeper (voice)
2008
Star Trek
Vulcan Science Minister (uncredited)
2009
American Gothic
Mr. Emmett
1995
JAG
Maj. Viktor Lushov
1995
The Duellists
Fencing Master
1977
Minder
John
1979
Crossing Jordan
Clive Alpert
2001
The Librarians
Teddy Chislington
2014
Diagnosis: Murder
Dr. Tom Arneberg
1993
The New Avengers
Walters
1976
Love's Long Journey
Scottie
2005
seaQuest DSV
The Professor
1993
Hammer House of Horror
Hospital Gardener
1980
Masada
Sergeant
1981
Star Trek VI: The Undiscovered Country
Klingon Commander
1991
Wild at Heart
Mr. Reindeer
1990
Prep & Landing: Naughty vs. Nice
Big Guy (voice)
2011
The Wild Thornberrys
Lead Jackal (voice)
1998
Love's Abiding Joy
Scottie
2006
Cry Freedom
Policeman (as Morgan Sheppard)
1987
Gettysburg
Maj. Gen. Isaac R. Trimble / Narrator
1993
Max Headroom
Blank Reg
1987
Prep & Landing
Big Guy (voice)
2009
Designing Women
Actor
1986
Transformers
Captain Witwicky
2007
Alias
Milo Sabine
2001
Elvira: Mistress of the Dark
Vincent Talbot
1988
Iron Man
Dum Dum Dugan (voice)
1994
Max Headroom: 20 Minutes into the Future
Blank Reg
1985
Prep & Landing Stocking Stuffer: Operation: Secret Santa
Big Guy (voice)
2010
Play for Today
Harry Cowper
1970
Hammer House of Mystery and Suspense
Mahaffy
1984
The Day of the Triffids
Bill's Father
1981
Gunsmoke: Return to Dodge
Digger McCloud
1987
Strongroom
Alec (as Morgan Sheppard)
1962
Gods and Generals
Gen. Isaac Trimble
2003
Tell Me Lies
Actor
1968