William David Daniels (born March 31, 1927) is an American actor and former president of the Screen Actors Guild (1999 to 2001). He is known for his performance as Dustin Hoffman's father in The Graduate (1967), as John Adams in 1776, as Carter Nash in Captain Nice, as Mr. George Feeny in ABC's Boy Meets World, as the voice of KITT in Knight Rider, and as Dr. Mark Craig in St. Elsewhere, for which he won two Emmy Awards. Description above from the Wikipedia article William Daniels, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Blind Date
(Judge Harold Bedford)
Marlowe
(Mr. Cromwell)
The Blue Lagoon
(Arthur Lestrange)
Two for the Road
(Howard Manchester)
The Bastard
(Samuel Adams)
Blades of Glory
(Commissioner Ebbers)
Clara
(Detective Lieutenant Fine)
A Thousand Clowns
(Albert Amundsen)
1776
(John Adams)
The Graduate
(Mr. Braddock)
Knight Rider: Knight of the Phoenix
(K.I.T.T. (voice))
Her Alibi
(Sam)
The One and Only
(Mr. Crawford)
The Parallax View
(Austin Tucker)
Reds
(Julius Gerber)
Black Sunday
(Pugh)
Ladybug Ladybug
(Mr. Calkins)
All Night Long
(Richard H. Copleston)
Sunburn
(Crawford)
A Case of Rape
(Leonard Alexander)
Drop-Out Father
(Draper Wright)
Sergeant Matlovich vs. the U.S. Air Force
(Father Veller)
Killer on Board
(Marshall Snowden)
The Return of the Incredible Hulk
(Dr. John Bonifant)
Sarah T. - Portrait of a Teenage Alcoholic
(Matt Hodges)
Oh, God!
(George Summers)
NBC 75th Anniversary Special
(Self)
Magic Kid II
(Manny)
Knight Rider: Halloween Knight
(K.I.T.T. (voice))
Laugh Busters
(K.I.T.T. (voice))
On Thin Ice: The Tai Babilonia Story
(John Nicks)
The Court-Martial of George Armstrong Custer
(Major Marcus Reno)
The Rebels
(John Adams)
Night of 100 Stars II
(Self)
Damien: The Leper Priest
(Bishop Koeckemann)
The President's Analyst
(Wynn Quantrill)
Francis Gary Powers: The True Story of the U-2 Spy Incident
(Bissell)
The Million Dollar Face
(Henry Burns)
Conquest of the Earth
(Norman)
Rehearsal for Murder
(Walter Lamb)
Back to the Streets of San Francisco
(Judge Julius Burns)
City in Fear
(Freeman Stribling)
Comedy Central Roast of David Hasselhoff
(K.I.T.T. (voice))
The Lottery
(Reverend Hutchinson)
The Lie
(Albert)
The Little Match Girl
(Haywood Dutton)
Segal
(Self)
Murdock's Gang
(Roger Bates)
Superintelligence
(Voice of KITT (voice))
Making a Case for Murder
(Slaney)
Big Bob Johnson and His Fantastic Speed Circus
(Lawrence Stepwell III)
One of Our Own
(Dr. Moresby)
Rooster
(Dr. DeVega)
St. Elsewhere
(Mark Craig)
The Simpsons
(KITT (voice))
Trapper John, M.D.
Boy Meets World
(George Feeny)
The Good Guys
Touched by an Angel
(Whit Russell)
Kim Possible
(Robot Pilot (voice))
Knight Rider
(K.I.T.T. (voice))
Quincy, M.E.
(Paul Reardon)
Diff'rent Strokes
The American Revolution
(John Adams)
Naked City
(Harry Culverin)
The Mod Squad
Hart to Hart
The King of Queens
(Phillip Waldscott)
Galactica 1980
(Norman Blore)
Cannon
Soap
(Heinrich Himmel)
Scrubs
(Dr. Douglas)
Hallmark Hall of Fame
(John Quincy Adams)
The Lyon's Den
Ironside
Boston Legal
(Judge Milton Brody)
The Nancy Walker Show
(Kenneth Kitteridge)
McCloud
Judd for the Defense
Maybe This Time
(George Feeny)
Barbary Coast
(Harry Boyle)
Toma
Captain Nice
(Carter Nash)
The Adams Chronicles
(John Quincy Adams)
The Defenders
(Malloy)
The Defenders
(Mike Herman)
Grandpa Goes to Washington
Freebie and the Bean
(Dist. Atty. Walter W. Cruikshank)
Kolchak: The Night Stalker
(Police Lt. Jack Matteo)
Girl Meets World
(George Feeny)
Touched by an Angel
(George)
Grey's Anatomy
(Craig Thomas)
Blind Ambition
(G. Gordon Liddy)
Faerie Tale Theatre
(Narrator (voice))
McMillan and Wife
(Commander Campbell)
Hallmark Hall of Fame
The Rockford Files
(Thomas Caine)
The Rockford Files
(Gary Bevins)
Tony Awards
(Self - Performer)
The Incredible Hulk
(Dr. John Bonifant)
Comedy Central Roasts
(Self)
T.H.E. Cat
(Tony Webb)
The Closer
(Commissioner Andrew Schmidt)
Quincy, M.E.
(Dr. Charlie Volmer)