| Movie | 1981 | History of the World: Part I | Citizen Official - The French Revolution | |
| Movie | 1982 | Firefox | Pyotr Baranovich | |
| Movie | 1985 | The Black Cauldron | Fflewddur Fflam (voice) | |
| Movie | 1982 | The Plague Dogs | Dr. Boycott (voice) | |
| Movie | 1994 | The Madness of King George | George III | |
| Movie | 1995 | Richard III | The Duke of Clarence | |
| Movie | 2001 | Higher Love | Uncle Cullen | |
| Movie | 1997 | Amistad | Martin Van Buren | |
| Movie | 1993 | Demolition Man | Dr. Raymond Cocteau | |
| Movie | 1998 | Madeline | Lord Covington | |
| Movie | 1999 | The Winslow Boy | Arthur Winslow | |
| Movie | 1999 | Tarzan | Professor Archimedes Q. Porter (voice) | |
| Movie | 2005 | Once Upon a Halloween | Fflewddur Fflam | |
| Movie | 1996 | Twelfth Night | Malvolio | |
| Movie | 1999 | The Big Brass Ring | Kim Mennaker | |
| Movie | 1978 | The Sailor's Return | Mr Fosse | |
| Movie | 2001 | Call Me Claus | Nick | |
| Movie | 1998 | The Object of My Affection | Rodney Fraser | |
| Movie | 1975 | The Hiding Place | Pastor De Ruiter | |
| Movie | 1989 | The Shawl | John | |
| Movie | 1999 | Atatürk: Founder of Modern Turkey | Sir Percy Lorraine, British Ambassador | |
| Movie | 1997 | Murder in Mind | Dr. Ellis | |
| Movie | 1995 | Russia's War - Blood Upon the Snow | Narrator | |
| Movie | 1978 | Sweeney 2 | Det. Chief Insp. Dilke | |
| Movie | 1985 | Turtle Diary | Publisher | |
| Movie | 1992 | Freddie as F.R.O.7. | Brigadier G (voice) | |
| Movie | 1981 | Memoirs of a Survivor | Victorian Father | |
| Movie | 1999 | The Clandestine Marriage | Lord Ogleby | |
| Movie | 1999 | A Reasonable Man | Judge Wendon | |
| Movie | 1990 | King of the Wind | Achmet | |
| Movie | 1989 | Relatively Speaking | Philip Carter | |
| Movie | 2005 | Animal Stories | Narrator (Orig. U.K.) | |
| Movie | 1984 | The Chain | Mr Thorn | |
| Movie | 1982 | The World Cup: A Captain's Tale | John Westwood | |
| Movie | 1982 | The Critic | Mr. Sneer | |
| Movie | 1991 | The Trials of Oz | Brian Leary | |
| Movie | 2001 | Victoria & Albert | Lord William Lamb | |
| Movie | 1985 | Jenny's War | Colonel | |
| Movie | 1978 | Edward & Mrs. Simpson | Walter Monkton | |
| Movie | 1984 | Pope John Paul II | Cardinal Stefan Wyszynski | |
| Movie | 1996 | Inside | Colonel | |
| Movie | 1982 | A Woman Called Golda | King Abdullah | |
| Movie | 1978 | Destiny | Major Lewis Rolfe | |
| Movie | 1974 | Occupations | Libertini | |
| Movie | 1989 | A Handful of Time | Ted Walker | |
| Movie | 1979 | The Knowledge | Mr Burgess | |
| Movie | 1997 | Forbidden Territory: Stanley's Search for Livingstone | David Livingstone | |
| Movie | 1982 | Gandhi | Kinnoch | |
| Movie | 1989 | The Spirit of Man | Rev. Jonathan Guerdon | |
| Movie | 1980 | A Rod of Iron | Trevor | |
| Movie | 1994 | Late-Flowering Lust | Cousin John | |
| Movie | 1992 | Flea Bites | Kryst | |
| Movie | 1976 | Spiderweb | Erik Lönnrot | |
| Movie | 1974 | S*P*Y*S | Croft | |
| Movie | 1980 | A Tale of Two Cities | Mr. CJ Stryver | |
| Movie | 1978 | Watership Down | Captain Campion (voice) | |
| Movie | 1980 | The Misanthrope | Philinte | |
| Movie | 1983 | Tartuffe, or The Imposter | Orgon | |
| Movie | 1982 | The Hunchback of Notre Dame | Magistrate at Esmeralda's trial | |
| Movie | 1994 | Portrait or Bust | Himself (uncredited) | |
| Movie | 1971 | Alma Mater | Major | |
| Movie | 1980 | The Tempest | Stephano | |
| Movie | 1984 | The House | General Fagg | |
| Movie | 2013 | Yes, Prime Minister: Re-elected | Self (Archive Material) | |
| Movie | 1983 | Dead on Time | Doctor | |
| Movie | 1973 | The Emergency Channel | Graham | |
| Movie | 1980 | Jessie | Mr Edmonds | |
| Movie | 1975 | Child of Hope | Police Captain | |
| Movie | 1975 | The Floater | Morris Shelman | |
| Movie | 1976 | Buffet | Jack | |
| Movie | 1981 | A Brush with Mr. Porter on the Road to El Dorado | Fulton | |
| Movie | 1981 | Protest | Stanek / Vanek | |
| Movie | 1958 | Carve Her Name with Pride | Park Soldier (uncredited) | |
| Movie | 1976 | Play Things | Tenby | |
| Movie | 1980 | The Enigma | Fenton | |
| Movie | 1983 | The Crimson Permanent Assurance | Passerby (uncredited) | |
| Movie | 1972 | Young Winston | Boer Sentry (uncredited) | |
| Movie | 1996 | The Happy Prince | Narrator (voice) | |
| Movie | 1982 | The Funny Side of Christmas | Sir Humphrey Appleby | |
| TV Show | 1978 | Going Straight | Worm Wellings | 1 |
| TV Show | 1979 | Tales of the Unexpected | Charles Drummond | 1 |
| TV Show | 1980 | Yes Minister | Sir Humphrey Appleby | 21 |
| TV Show | 1951 | Hallmark Hall of Fame | Magistrate | 1 |
| TV Show | 1978 | Edward and Mrs Simpson | Walter Monkton | 5 |
| TV Show | 1986 | Yes, Prime Minister | Sir Humphrey Appleby | 16 |
| TV Show | 1970 | Play for Today | Graham | 2 |
| TV Show | 1982 | The Barchester Chronicles | Dr. Grantly | 7 |
| TV Show | 1983 | Natural World | Narrator | 1 |
| TV Show | 1996 | Russia's War: Blood Upon the Snow | Narrator | 10 |
| TV Show | 1980 | Russell Harty | | 1 |
| TV Show | 1985 | Mapp & Lucia | | 10 |
| TV Show | 1991 | Performance | Brian Leary | 1 |
| TV Show | 1996 | The Fragile Heart | Dr. Edgar Pascoe | 3 |
| TV Show | 1970 | Play for Today | Major Lewis Rolfe | 1 |
| TV Show | 1956 | Tony Awards | Self - Winner | 1 |
| TV Show | 1977 | Marie Curie | Pierre Curie | 5 |
| TV Show | 1978 | Warrior Queen | Catus Decianus | 6 |
| TV Show | 1976 | Bill Brand | Browning | 1 |
| TV Show | 1998 | Animal Stories | Narrator (voice) | 52 |
| TV Show | 1970 | Play for Today | Jack | 1 |
| TV Show | 1970 | Play for Today | Morris Shelman | 1 |
| TV Show | 1970 | Play for Today | Police Captain | 1 |
| TV Show | 1970 | Play for Today | Stanek / Vanek | 1 |
| TV Show | 1970 | Play for Today | Fulton | 1 |
| TV Show | 1988 | The Play on One | John | 1 |
| TV Show | 1985 | Jenny's War | Colonel | 4 |
| TV Show | 1978 | Holocaust | Ohldendorf | 1 |
| TV Show | 2001 | Victoria & Albert | Viscount Melbourne | 2 |
| TV Show | 1998 | Parkinson | Self | 1 |
| TV Show | 1985 | Theatre Night | Harpagon | 1 |
| TV Show | 1963 | The Desperate People | Cliff Fletcher | 4 |
| TV Show | 1974 | Playhouse | Tenby | 1 |
| TV Show | 1974 | Playhouse | Fenton | 1 |
| TV Show | 1965 | BBC Play of the Month | Mr Sneer | 1 |
| TV Show | 1965 | BBC Play of the Month | Philinte | 1 |
| TV Show | 1962 | Man of the World | Assistant Director | 1 |
