Credits

• 1973 · The Magician as Millotson
• 1973 · Terror in the Wax Museum as Tim Fowley
• 1970 · Night Gallery as Dr. Stephen Brigham (segment "Certain Shadows on the Wall")
• 1970 · The Phynx as Louis Hayward
• 1967 · Chuka as Major Benson
• 1967 · Joe Navidad as Mike Culligan
• 1966 · The Magnificent Stranger as John Tasker
• 1963 · Burke's Law as Stacy Blackwell
• 1962 · The Alfred Hitchcock Hour as David Wilcox
• 1961 · The Picture of Dorian Gray as Basil Hallward
• 1961 · The Pursuers as John Bollinger
• 1959 · Riverboat as Ashley Cowan
• 1959 · Rawhide as John Tasker
• 1956 · The Search for Bridey Murphy as Morey Bernstein
• 1955 · Matinee Theater as
• 1954 · Climax! as Randy Townsend
• 1954 · Duffy of San Quentin as Edward 'Romeo' Harper
• 1954 · The Lone Wolf as
• 1953 · The Royal African Rifles as Denham
• 1953 · The Saint's Return as Simon Templar
• 1952 · Captain Pirate as Captain Peter Blood
• 1952 · Lady In The Iron Mask as D'Artagnan
• 1951 · The Son of Dr. Jekyll as Edward Jekyll / Dr. Henry Jekyll / Mr. Hyde
• 1951 · Schlitz Playhouse of Stars as Stephen Morley
• 1951 · The Lady and the Bandit as Dick Turpin
• 1950 · Lux Video Theatre as Jeremy (replaced by Dan O'Herlihy)
• 1950 · Lux Video Theatre as Mark
• 1950 · Fortunes of Captain Blood as Captain Peter Blood
• 1950 · House by the River as Stephen Byrne
• 1949 · The Pirates of Capri as Count Amalfi
• 1948 · Studio One as Mike Fenby
• 1948 · Walk a Crooked Mile as Philip 'Scotty' Grayson
• 1948 · Ruthless as Vic Lambdin
• 1948 · The Black Arrow as Sir Richard Shelton
• 1947 · Repeat Performance as Barney Page
• 1946 · The Return of Monte Cristo as Edmond Dantes
• 1946 · The Strange Woman as Ephraim Poster
• 1946 · Young Widow as Jim Cameron
• 1945 · And Then There Were None as Philip Lombard
• 1941 · Ladies in Retirement as Albert Feather
• 1940 · The Son of Monte Cristo as Edmund Dantes Jr.
• 1940 · Dance, Girl, Dance as Jimmy Harris
• 1940 · My Son, My Son! as Oliver Essex
• 1939 · The Man in the Iron Mask as King Louis XIV / Philippe of Gascony
• 1938 · The Duke of West Point as Steven Early
• 1938 · The Rage of Paris as Bill Duncan
• 1938 · The Saint in New York as Simon Templar
• 1938 · Condemned Women as Dr. Phillip Duncan
• 1938 · Midnight Intruder as Barry Gilbert
• 1937 · The Woman I Love as Lt. Jean Herbillion
• 1936 · Breakdowns of 1936 as Self
• 1936 · The Luckiest Girl in the World as Anthony McClellan
• 1936 · Anthony Adverse as Denis Moore
• 1936 · Trouble for Two as Young Man with Cream Tarts
• 1936 · Absolute Quiet as Gregory Bengard
• 1936 · The Making of a Great Motion Picture as
• 1935 · A Feather in Her Hat as Richard Orland
• 1935 · The Love Test as John Gregg
• 1935 · The Flame Within as Jack Kerry
• 1934 · Sorrell and Son as Duncan
• 1933 · The Man Outside as Frank Elford
• 1932 · Self Made Lady as Paul Geneste