Robert Wagner
Alexander Mundy (66 eps)
Malachi Throne
Noah Bain (66 eps)
Al Bain
Casino Worker (uncredited) (5 eps)
George Murdock
Fred Devon (3 eps)
Sharon Acker
Dr. Edwina Hopkins (3 eps)
Susan Saint James
Charlie Brown (3 eps)
Edward Binns
Wally Powers (3 eps)
Michael Forest
Cheech (3 eps)
Stuart Margolin
Dimitri Stavro (3 eps)
Arthur Tovey
Crew Member (uncredited) (3 eps)
Don Knight
Bertie (3 eps)
Alan Caillou
Whitaker (3 eps)
Ricardo Montalban
Nick Grobbo (2 eps)
Chuck Courtney
V.W. Murrow (2 eps)
Gavin MacLeod
Seymour (2 eps)
Lloyd Bochner
Dr. George Kingsford (2 eps)
Foster Brooks
Judge (2 eps)
Peter Brocco
Vlado Miloslav (2 eps)
Read Morgan
John Willett (2 eps)
Teri Garr
Maggie Philbin (2 eps)
John Russell
William Dover (2 eps)
Julio Medina
Haberdasher (2 eps)
Joe Louis
Prizefighter (1 eps)
Leslie Nielsen
S.I.A. Security Man (1 eps)
Doug McClure
Mr. Saunders, Ticket Agent (1 eps)
Raymond Burr
S.I.A. Bureau Chief (1 eps)
Wally Cox
Tourist (1 eps)
Don 'Red' Barry
Airline Captain (as Donald Barry) (1 eps)
Eddie 'Rochester' Anderson
Concierge (1 eps)
Ed Haskett
Party Guest (uncredited) (1 eps)
Kay Peters
Countess Georgiana (1 eps)
Carolyn Nelson
Julie (1 eps)
Earl Holliman
Major Arlin McCoy (1 eps)
Barry Sullivan
Gen. Wiley (1 eps)
G. D. Spradlin
Col. Collins (1 eps)
Alex Dreier
Charlie Catlett (1 eps)
Benson Fong
Dr. Takida (1 eps)
Nobu McCarthy
Kim (1 eps)
Yuki Shimoda
Togasi (1 eps)
Philip Ahn
Owner (1 eps)
Soon-Tek Oh
Servant (1 eps)
Lloyd Kino
Bartender (1 eps)
Marya Thomas
Oriental Girl (as Marya Christen) (1 eps)
Paola Pitagora
Jeanette Martine (1 eps)
Peter Sellers
Man in Harbor Records Office (1 eps)
Nicoletta Machiavelli
Varina (1 eps)
Niké Arrighi
Duchess (1 eps)
Jacques Herlin
The Frenchman (1 eps)
Kalam Shamsuddin
Indrahan (1 eps)
Calisto Calisti
Police Lieutenant (1 eps)
Mario Alcalde
Major Dimitri (1 eps)
Terry Jenkins
Henderson (1 eps)
John Saxon
Dead Man (1 eps)
James Drury
Mr. Clifton, Ticket Agent (1 eps)
Russell Custer
Inmate (uncredited) (1 eps)
Charlie Picerni
Guard (uncredited) (1 eps)
Murray Matheson
Harry Fulham (1 eps)
Norbert Schiller
Ludwig Drucker (1 eps)
Gordon Pinsent
Gerald Lockridge (1 eps)
Cyril Delevanti
John B. Cannon (1 eps)
Ann Prentiss
Desk Clerk (1 eps)
Hal Taggart
Hotel Guest (uncredited) (1 eps)
Lew Palter
Keating (1 eps)
George Sawaya
Observer (1 eps)
Ethelreda Leopold
Party Guest (uncredited) (1 eps)
Carla Borelli
Laura Cannon (1 eps)
Don Ross
S.I.A. Agent (1 eps)
Gene Dynarski
1st Agent (1 eps)
Alice Ghostley
Miss Prillo (1 eps)
Bill Fletcher
Helmuth (1 eps)
Albert Carrier
Croupier (1 eps)
Hermione Gingold
Duchess Christina (1 eps)
Larry D. Mann
Dedier (1 eps)
John Sebastian
Schreiber (1 eps)
Bette Davis
Bessie Grindel (1 eps)
Maurice Marsac
Carlo Rubano (1 eps)
Douglas Henderson
Doctor Hallon (1 eps)
Henry Wilcoxon
Prime Minister Garth (1 eps)
J. Pat O'Malley
Thoreau (1 eps)
Brenda Benet
Nicole (1 eps)
Lawrence Dane
Capt. Van Zandt (1 eps)
Ben Murphy
King Pineau (1 eps)
Nancy Kovack
Penny Colbert (1 eps)
Curt Lowens
Kurt Kosbec (1 eps)
Charles Dierkop
Radko (1 eps)
Edmond O'Brien
Rocky McCauley (1 eps)
Harold J. Stone
Manny Grayson (1 eps)
Sterling Holloway
Elmo (1 eps)
Gregory Sierra
Fletcher (1 eps)
John Colicos
The Man (1 eps)
Keye Luke
Dr. Tanu Woo (1 eps)
Kenneth Tobey
Captain (1 eps)
Hanna Landy
Dr. Kovney (1 eps)
Roger C. Carmel
Paz (1 eps)
Yvonne Craig
Roxanne (1 eps)
O. J. Simpson
Airplane Passenger (uncredited) (1 eps)
William Smithers
Mr. Aiken (1 eps)
Lane Bradford
Anderson (1 eps)
James McEachin
Gate Guard (1 eps)
Miko Mayama
Joy Sung (1 eps)
Nehemiah Persoff
Harry Lavender (1 eps)
Greg Mullavey
Georgie (1 eps)
Ben Cooper
Capt. Maxwell (1 eps)
Dick Simmons
General (1 eps)
Chuck Bowman
Co-Pilot (1 eps)
Strother Martin
Willard Knox (1 eps)
Troy Melton
Edward (1 eps)
Cesar Romero
Mike (1 eps)
Victor Buono
Mr. Kent (1 eps)
Alejandro Rey
Mendoza (1 eps)
Michael Ansara
Sergio (1 eps)
Henry Silva
Peter Vale (1 eps)
Frankie Avalon
Guido Cartarenzi (1 eps)
