Credits

• 2000 · Sir John Mills' Moving Memories as Self (archive footage)
• 1995 · Roger Moore: A Matter Of Class as Self (archive footage)
• 1989 · Chameleons as Jason Carr
• 1989 · Fine Gold as
• 1988 · Hell Hunters as Martin Hoffmann
• 1987 · A Hazard of Hearts as Old Vulcan
• 1987 · The Story of a Recluse as Manton Jamieson
• 1987 · Grace Kelly: The American Princess as Self (archive footage)
• 1987 · The Legacy of Guldenburgs as Jack Brinkley
• 1986 · The Wizard as
• 1986 · Crossings as George Hackett
• 1985 · The Golden Gong: The Story of Rank Films - British Cinema's Legendary Studio as Self
• 1984 · Murder, She Wrote as John Landry
• 1982 · The Royal Romance of Charles and Diana as Prince Philip, Duke of Edinburgh
• 1982 · Hotel as
• 1982 · Wogan as Self
• 1978 · The Wild Geese as Sir Edward Matherson
• 1977 · The Love Boat as Thomas Preston
• 1974 · Am laufenden Band as Self - Guest
• 1972 · The Hound of the Baskervilles as Sherlock Holmes
• 1971 · V.I.P. Schaukel as Self
• 1969 · Any Second Now as Paul Dennison
• 1968 · The Movie Orgy as Self (archive footage)
• 1967 · The Last Safari as Miles Gilchrist
• 1966 · The Trygon Factor as Superintendent Cooper Smith
• 1966 · Requiem for a Secret Agent as Jimmy Merrill
• 1966 · Target for Killing as James Vine
• 1966 · Where Are You Taking That Woman as David Porter
• 1965 · Flaming Frontier as Old Surehand
• 1965 · Rampage at Apache Wells as Old Surehand
• 1965 · Red Dragon as Michael Scott
• 1965 · The Crooked Road as Duke Of Orgagna
• 1964 · Frontier Hellcat as Old Surehand
• 1964 · The Secret Invasion as Maj. Richard Mace
• 1963 · The Shortest Day as Avvocato (uncredited)
• 1962 · Commando as Captain Le Blanc
• 1962 · The Swordsman of Siena as Thomas Stanswood
• 1962 · Sodom and Gomorrah as Lot
• 1962 · The Virginian as Alan MacKenzie
• 1961 · The Secret Partner as John Brent
• 1960 · North to Alaska as George Pratt
• 1958 · The Whole Truth as Max Poulton
• 1958 · Harry Black and the Tiger as Harry Black
• 1957 · Gun Glory as Tom Early
• 1957 · The Little Hut as Sir Philip Ashlow
• 1956 · Bhowani Junction as Col. Rodney Savage
• 1956 · The Last Hunt as Sandy McKenzie
• 1955 · Footsteps in the Fog as Stephen Lowry
• 1955 · Moonfleet as Jeremy Fox
• 1954 · Green Fire as Rian X. Mitchell
• 1954 · Beau Brummell as Beau Brummell
• 1953 · All the Brothers Were Valiant as Mark Shore
• 1953 · Young Bess as Thomas Seymour
• 1953 · Salome as Commander Claudius
• 1952 · The Prisoner of Zenda as Rudolf Rassendyll / King Rudolf V
• 1952 · Scaramouche as Andre Moreau
• 1952 · The Wild North as Jules Vincent
• 1951 · The Light Touch as Sam Conride
• 1951 · Soldiers Three as Pvt. Archibald Ackroyd
• 1950 · King Solomon's Mines as Allan Quartermain
• 1949 · Adam and Evelyne as Adam Black
• 1948 · Woman Hater as Lord Terence Datchett
• 1948 · Saraband for Dead Lovers as Count Philip Konigsmark
• 1948 · Blanche Fury as Philip Thorn
• 1948 · Bambi Awards as Self (archive footage)
• 1947 · Captain Boycott as Hugh Davin
• 1946 · The Magic Bow as Nicolo Paganini
• 1946 · Caravan as Richard Darrell
• 1945 · Caesar and Cleopatra as Apollodorus
• 1945 · Waterloo Road as Ted Purvis
• 1945 · Madonna of the Seven Moons as Nino Barucci
• 1944 · Love Story as Kit Firth
• 1944 · Fanny by Gaslight as Harry Somerford
• 1943 · The Lamp Still Burns as Laurence Rains
• 1943 · The Man in Grey as Swinton Rokeby / Peter Rokeby
• 1943 · Thursday's Child as David Penley
• 1942 · Secret Mission as Sub-Lieutenant Jackson
• 1940 · Convoy as Sutton
• 1939 · So This Is London as Laurence
• 1937 · Under Secret Orders as Bit part (uncredited)
• 1934 · I Spy as Extra
• 1934 · Over the Garden Wall as
• 1934 · Give Her a Ring as
• 1934 · A Southern Maid as
• 1934 · The Rise of Catherine the Great as Regiment Soldier
• 1933 · The Song You Gave Me as Waiter