~*~Film Appearances~*~
| Title | Year | Role |
| The Last Days of Dolwyn /
Women of Dolwyn / Dolwyn |
1949 | Gareth |
| Now Barabbas /
Now Barabbas Was a Robber |
1949 | Paddy |
| The Woman with No Name /
Her Panelled Door |
1950 | Nick Chamerd |
| Waterfront | 1950 | Ben Satterthwaite |
| Green Grow the Rushes /
Brandy Ashore |
1951 | Robert 'Bob' Hammond |
| My Cousin Rachel | 1952 | Philip Ashley |
| The Desert Rats | 1953 | Captain MacRoberts |
| The Robe | 1953 | Marcellus Gallio |
| Demetrius and the Gladiators | 1954 | (The Robe, film clip) |
| The Rains of Ranchipur | 1955 | Dr. Safti |
| Prince of Players | 1955 | Edwin Booth |
| Alexander the Great /
Alejandro Magno |
1956 | Alexander |
| Sea Wife /
Sea-Wyf and Biscuit |
1957 | Biscuit |
| Amère victoire /
Bitter Victory |
1957 | Captain Leith |
| Wuthering Heights | 1958 | Heathcliff |
| Look Back in Anger | 1958 | Jimmy Porter |
| Sen noci svatojanske /
A Midsummer Night's Dream |
1959 | (Narrator) |
| The Bramble Bush | 1960 | Guy |
| The Tempest | 1960 | Caliban |
| Ice Palace | 1960 | Zeb Kennedy |
| "Winston Churchill: The Valiant Years" | 1960 | (Voice of Winston Churchill) |
| The Longest Day | 1962 | Flight Officer David Campbell |
| Cleopatra | 1963 | Marc Antony |
| The V.I.P.'s /
International Hotel |
1963 | Paul Andros |
| Becket | 1964 | Thomas Becket |
| Zulu | 1964 | (Narrator) |
| The Night Of The Iguana | 1964 | Rev. T. Lawrence Shannon |
| Hamlet | 1964 | Hamlet |
| On the Trail of the Iguana | 1964 | (Uncredited, Himself) |
| What's New, Pussycat /
Quoi de neuf, Pussycat? |
1965 | (Uncredited, Man in Bar) |
| The Sandpiper | 1965 | Dr. Edward Hewitt |
| The Spy Who Came In from the Cold | 1965 | Alec Leamas |
| A Statue for 'The Sandpiper' | 1965 | (Uncredited, Himself) |
| The Big Sur | 1965 | (Himself / Narrator) |
| Who's Afraid of Virginia Woolf? | 1966 | George |
| La Bisbetica domata /
The Taming of the Shrew |
1967 | Petruchio |
| Les Comédiens /
The Comedians |
1967 | Brown |
| Doctor Faustus | 1967 | Doctor Faustus (Directed) |
| Comedians in Africa | 1967 | (Uncredited, Himself) |
| Boom / Boom! | 1968 | Chris Flanders |
| Candy /
Candy e il suo pazzo mondo |
1968 | McPhisto |
| On Location: 'Where Eagles Dare' | 1968 | (Uncredited, Himself) |
| Where Eagles Dare | 1969 | Major John Smith |
| Staircase | 1969 | Harry Leeds |
| Anne of the Thousand Days /
Anne of a Thousand Days |
1969 | King Henry VIII |
| Un mur à Jerusalem /
Wall in Jerusalem |
1970 | (Narrator) |
| Raid on Rommel | 1971 | Captain Alex Foster |
| Villian | 1971 | Vic Dakin |
| A World of Love | 1971 | (Host) |
| Mooch Goes to Hollywood | 1971 | (Uncredited, Narrator) |
| Hammersmith Is Out | 1972 | Hammersmith |
| Bluebeard /
Barbablù / Barbe-bleue |
1972 | Baron von Sepper |
| Assassination of Trotsky /
L' Assassinat de Trotsky / L' Assassinio di Trotsky |
1972 | Leon Trotsky |
| Divorce His - Divorce Hers | 1973 | Martin Reynolds |
| Under Milk Wood | 1973 | (First Voice) |
| Sutjeska /
The Fifth Offensive |
1973 | Marshal Tito (Josip Broz) |
| Rappresaglia /
Massacre in Rome |
1973 | Lieutenant Colonel Herbert Kappler |
| Il Viaggio /
Le Voyage / The Voyage |
1974 | Cesare Braggi |
| Brief Encounter | 1974 | Alec Harvey |
| Gathering Storm /
Churchill, the Gathering Storm / Walk with Destiny |
1974 | Winston Churchill |
| The Klansman /
Burning Cross / KKK |
1974 | Breck Stancill |
| Volcano: An Inquiry Into the Life and Death of Malcolm Lowry / Le Volcan: une réflexion sur la vie et la mort de Malcolm Lowry / Volcano | 1976 | (Voice) |
| The Exorcist II: The Heretic | 1977 | Father Lamont |
| Equus | 1977 | Martin Dysart |
| Wild Geese | 1978 | Colonel Allen Faulkner |
| The Medusa Touch | 1978 | John Morlar |
| Steiner - Das eiserne Kreuz, 2. Teil
/
Breakthrough / Sergeant Steiner |
1978 | Sergeant Steiner |
| Lovespell /
Tristan and Iseult / Tristan and Isolde |
1979 | King Mark of Cornwall |
| Circle of Two /
Obsession |
1980 | Ashley St. Clair |
| Absolution /
Murder by Confession |
1981 | Father Goddard |
| Alice in Wonderland | 1983 | The White Knight |
| "Wagner" | 1983 | Richard Wagner |
| Nineteen Eighty-Four | 1984 | O'Brien |
| "Ellis Island" | 1984 | Senator Phipps Ogden |
~*~Television Appearances~*~
| Title | Year | Role |
| "The James Mason Show" | 1956 | (Performer) |
| Hallmark Hall of Fame
('Brief Encounter' episode) |
5/9/1958 | Alec Harvey |
| Hallmark Hall of Fame
('The Tempest' episode) |
2/3/1960 | |
| The Sammy Davis, Jr. Show | 1/7/1966 | (Himself) |
| Here's Lucy
('Lucy Meets The Burtons' episode) |
9/14/1970 | (Himself) |
| David Frost
(Best Interviews) |
1970 | (Himself, with Liz) |
| Parkinson | 1971 | (Himself) |
| The DuPont Show of the Month
('Wuthering Heights' episode) |
11/12/1974 | Heathcliffe |
| CBS Salutes Lucy: The First 25 Years | 1976 | (Himself) |
| Mystery Of The Sacred Shroud | 1977 | (Narrator) |
| The Fall Guy
('The Reluctant Traveling Companion' episode) |
11/24/1982 | (Himself) |
