Millotson (1 episode)
Tim Fowley
Dr. Stephen Brigham (segment "Certain Shadows on the Wall") (1 episode)
Louis Hayward
Major Benson
Mike Culligan
John Tasker
Stacy Blackwell (1 episode)
John Tasker (1 episode)
David Wilcox (1 episode)
Basil Hallward
John Bollinger (1 episode)
Ashley Cowan (1 episode)
Stephen Morley (1 episode)
Mike Fenby (1 episode)
Morey Bernstein
Randy Townsend (1 episode)
Mark (1 episode)
Jeremy (replaced by Dan O'Herlihy) (1 episode)
Michael Lanyard (40 episodes)
Edward 'Romeo' Harper
Simon Templar
Captain Peter Blood
D'Artagnan
Edward Jekyll / Dr. Henry Jekyll / Mr. Hyde
Dick Turpin
Captain Peter Blood
Stephen Byrne
Count Amalfi
Philip 'Scotty' Grayson
Vic Lambdin
Sir Richard Shelton
Barney Page
Edmond Dantes
Ephraim Poster
Jim Cameron
Philip Lombard
Albert Feather
Edmund Dantes Jr.
Jimmy Harris
Oliver Essex
King Louis XIV / Philippe of Gascony
Steven Early
Bill Duncan
Simon Templar
Dr. Phillip Duncan
Barry Gilbert
Lt. Jean Herbillion
Anthony McClellan
Denis Moore
Young Man with Cream Tarts
Gregory Bengard
Richard Orland
John Gregg
Jack Kerry
Duncan
Frank Elford
Paul Marriott
Paul Geneste