- Hugh O'Brian
- Â Hugh Lockwood 23 episodes, 1972-1973
- Doug McClure
- Â C.R. Grover 23 episodes, 1972-1973
- Anthony Franciosa
- Â Nick Bianco 23 episodes, 1972-1973
- Burgess Meredith
- Â V.C.R. Cameron 23 episodes, 1972-1973
- Clyde McLeod
- Â Bar Patron / ... 1 episode, 1972-1973
- Byron Chung
- Â Kuroda 13 episodes, 1972-1973
- Albert Popwell
- Â Griffin 12 episodes, 1972-1973
- Ginny Golden
- Â Keach / ... 9 episodes, 1972
- Pamela Jones
- Â Miss James 8 episodes, 1973
- Ron Castro
- Â Carlos 7 episodes, 1972-1973
- Tom Hallick
- Â Harris 7 episodes, 1973
- Tony De Costa
- Â Ramos 7 episodes, 1972-1973
- Amy Farrell
- Â Murdock 7 episodes, 1972-1973
- Ford Rainey
- Â Dr. Barnett 2 episodes, 1972
- Cheryl Ladd
- Â Amy Love 3 episodes, 1972-1973
- Charlie Picerni
- Â Guard / ... 1 episode, 1972-1973
- Angel Tompkins
- Â Gloria Harding 2 episodes, 1972
- Keith Andes
- Â Dr. Barnett 2 episodes, 1973
- Richard LePore
- Â Bob Campbell / ... 2 episodes, 1972-1973
- Read Morgan
- Â Crewman / ... 2 episodes, 1972-1973
- Vernon Weddle
- Â McEgan / ... 2 episodes, 1972-1973
- Steve Merrick
- Â Bellboy / ... 2 episodes, 1972-1973
- Loren Janes
- Â Chauffeur / ... 2 episodes, 1972
- Terry Leonard
- Â Burke / ... 2 episodes, 1972-1973
- Mary Cross
- Â June Wilson 2 episodes, 1973
- David Gilliam
- Â Arthur Burrell 2 episodes, 1972
- Roberto Rodriguez
- Â Bar Patron / ... 1 episode, 1972-1973
- Max Kleven
- Â Hood 1 / ... 1 episode, 1973
- Stefanie Powers
- Â Jill Davenport 1 episode, 1972
- Jo Ann Pflug
- Â Dr. Laura Trapnell 1 episode, 1972
- Bill Bixby
- Â Mark Elliott 1 episode, 1972
- Mary Ann Mobley
- Â Lilia Moen 1 episode, 1972
- Barbara Feldon
- Â Kate Dawes 1 episode, 1972
- Linda Cristal
- Â Antonia Bravo 1 episode, 1972
- Edward Mulhare
- Â David Pelham 1 episode, 1972
- Ina Balin
- Â Alexia Trepov 1 episode, 1972
- Louise Sorel
- Â Magda Reiner 1 episode, 1972
- Anjanette Comer
- Â Anne Raman 1 episode, 1973
- Mel Ferrer
- Â John Rickman 1 episode, 1973
- Cameron Mitchell
- Â Chief of Police Walter F. Garrett 1 episode, 1973
- Patrick O'Neal
- Â Ralph Byron 1 episode, 1973
- Luciana Paluzzi
- Â Carla Lucchese Whitfield 1 episode, 1973
- Ed Nelson
- Â Commander William Parker 1 episode, 1973
- Peter Mark Richman
- Â Samuel Boyce 1 episode, 1973
- Sebastian Cabot
- Â Theodore Tobler 1 episode, 1973
- Dane Clark
- Â Ed Bain 1 episode, 1973
- Craig Stevens
- Â Clayton Lewis 1 episode, 1973
- Brioni Farrell
- Â Zuhra Sinjar 1 episode, 1973
- Diana Hyland
- Â Anjeanette Marie Shanahan 1 episode, 1973
- James Gregory
- Â Ambassador Gordon Essex 1 episode, 1972
- Capucine
- Â Silvana Tristano 1 episode, 1972
- Malachi Throne
- Â Colonel Demetri Nobokov 1 episode, 1972
- Jeff Corey
- Â Dr. Carl Moen 1 episode, 1972
- JoAnna Cameron
- Â Laura Day 1 episode, 1972
- Leslie Charleson
- Â Nancy Kubica 1 episode, 1972
- Deanna Lund
- Â Linda Harte 1 episode, 1972
- Ann Prentiss
- Â Ann Mulligan 1 episode, 1972
- Marian McCargo
- Â Mrs. Mai Tsu Kuo 1 episode, 1972
- Allen Garfield
- Â Marty Zackarian 1 episode, 1972
- David Brian
- Â J.R. Devlin 1 episode, 1972
- Anne Francis
- Â Beth Parker 1 episode, 1973
- Antoinette Bower
- Â Contessa Penny Lucchese 1 episode, 1973
- Brooke Bundy
- Â Virginia Carr 1 episode, 1973
- Wally Cox
- Â Brother Sam 1 episode, 1973
- Don Gordon
- Â Alex Nevin 1 episode, 1973
- Tim O'Connor
- Â Paul Kleinschmid 1 episode, 1973
- Michael Pataki
- Â Pierre Karim 1 episode, 1973
- Ramon Bieri
- Â Inspector Baertschi 1 episode, 1973
- Jay Robinson
- Â Claude Johansen 1 episode, 1973
- Alfred Ryder
- Â Dr. Sutra 1 episode, 1973
- Albert Paulsen
- Â Henri Danzig 1 episode, 1973
- Dianne Hull
- Â Tracy Rickman 1 episode, 1973
- Maurice Evans
- Â Roger White 1 episode, 1972
- Mary Frann
- Â Stephanie Burnside 1 episode, 1972
- G.D. Spradlin
- Â Stephen Ackerman 1 episode, 1972
- Logan Ramsey
- Â Kenyon Wade 1 episode, 1972
- Milton Selzer
- Â Lucas D. Kaplos 1 episode, 1972
- Torin Thatcher
- Â Stonestreet 1 episode, 1972
- Warren Vanders
- Â Anderson 1 episode, 1972
- Kurt Kasznar
- Â Reuben Harant 1 episode, 1972
- Alan Bergmann
- Â Rolf Wentzel 1 episode, 1972
- Nate Esformes
- Â Landis 1 episode, 1972
- Julie Adams
- Â Jeanette Lewis 1 episode, 1973
- Dabney Coleman
- Â Elliott Desmond 1 episode, 1973
- William Smith
- Â Roman 1 episode, 1973
- Diana Muldaur
- Â Sheila 1 episode, 1973
- John Vernon
- Â Paul Holloway 1 episode, 1973
- Bert Convy
- Â Roger Allan 1 episode, 1973
- Terry Carter
- Â Hawley Mattson 1 episode, 1973
- Gary Clarke
- Â Julian Whitfield 1 episode, 1973
- Titos Vandis
- Â President Alejandro Singar 1 episode, 1973
- Mike De Anda
- Â Fuentes 1 episode, 1973
- Hurd Hatfield
- Â Chen Kuo 1 episode, 1972
- Don Dubbins
- Â Neil Corbett 1 episode, 1972
- George Gaynes
- Â Major Giles Mathews 1 episode, 1972
- David White
- Â Miles Llewellyn 1 episode, 1972
- Martin Kosleck
- Â Josip Dijilas 1 episode, 1972
- Edward Michael Bell
- Â Andre Gerard 1 episode, 1972
- Jacquelyn Hyde
- Â Lena M. Kaplos 1 episode, 1972
- Victoria George
- Â Anne Delaware 1 episode, 1972
- George Pan Andreas
- Â Abbas Mirzah 1 episode, 1972
- Peter von Zerneck
- Â Hans Bremer 1 episode, 1972
- Carol Jean Norman
- Â Car Rental Girl 1 episode, 1972
- Rhonda Fleming
- Â Arlene Morrison 1 episode, 1973
- Michael Conrad
- Â Sam Donner 1 episode, 1973
- James Sikking
- Â Callas 1 episode, 1973
- Jack Ging
- Â Charles Hall 1 episode, 1973
- Paul Mantee
- Â Sam Field 1 episode, 1973
- Rudy Solari
- Â Luigi Lucchese 1 episode, 1973
- Simon Scott
- Â Timothy Slater 1 episode, 1973
- Nancy Wilson
- Â Sugar Francis 1 episode, 1973
- Luther Adler
- Â Herr Vollmer 1 episode, 1973
- John Holland
- Â General Lionel B. Harbison 1 episode, 1973
- Than Wyenn
- Â 1st Representative 1 episode, 1973
- Walter Friedel
- Â Richter 1 episode, 1973
- Brenda Benet
- Â Carol Lesco 1 episode, 1972
- Ted Hartley
- Â Lee Cardiff 1 episode, 1972
- Poupée Bocar
- Â Kalia Soulvan 1 episode, 1972
- Bill Fletcher
- Â General Chu 1 episode, 1972
- William Paterson
- Â Harry Corbett 1 episode, 1972
- Robert Boon
- Â Dr. Peter Balzak 1 episode, 1972
- Leo G. Morrell
- Â Colonel Mirzah 1 episode, 1972
- Tony Matranga
- Â Peter Kubica 1 episode, 1972
- Robert Webber
- Â Matthew Linden 1 episode, 1973
- John Kerr
- Â Senator Gordon 1 episode, 1973
- George Murdock
- Â Pearson 1 episode, 1973
- Reggie Nalder
- Â Lal Panjim 1 episode, 1973
- Jan Merlin
- Â Timothy O'Toole 1 episode, 1973
- Ahna Capri
- Â Pam Perry 1 episode, 1973
- Lauri Peters
- Â Trudi Hauser 1 episode, 1973
- William Bassett
- Â Donald 1 episode, 1973
- Byron Morrow
- Â Martin Honer 1 episode, 1973
- George Coulouris
- Â Conte Carmine Lucchese 1 episode, 1973
- James Almanzar
- Â Marouk 1 episode, 1973
- Larry Linville
- Â Hugh Emery 1 episode, 1972
- Mark Lenard
- Â Karl August Speer 1 episode, 1972
- Aliza Gur
- Â Deva Siri 1 episode, 1972
- Penny Santon
- Â Concierge 1 episode, 1972
- Philip Bourneuf
- Â Mr. Kinser 1 episode, 1972
- Joe Alfasa
- Â Don Alfrede 1 episode, 1972
- Byron Mabe
- Â Charles Eagan 1 episode, 1972
- Harv Selsby
- Â Epstein 1 episode, 1972
- Wallace Chadwell
- Â James Barton 1 episode, 1972
- Edward Arnold
- Â News Commentator 1 episode, 1972
- Anthony James
- Â Alfred Barnworth 1 episode, 1973
- Lenny Montana
- Â Danny Ellis 1 episode, 1973
- Howard Duff
- Â Dr. Jamison 1 episode, 1973
- Garry Walberg
- Â Lt. Bradley 1 episode, 1973
- Judy Lewis
- Â Ellen 1 episode, 1973
- Frank Maxwell
- Â General Hack 1 episode, 1973
- Joanna Miles
- Â Olivia Allan 1 episode, 1973
- Bob Minor
- Â Ken Castle 1 episode, 1973
- Don Pedro Colley
- Â Earl Forbus 1 episode, 1973
- Peter Bromilow
- Â Stuart Upson 1 episode, 1973
- Roger Etienne
- Â Morgue Inspector 1 episode, 1973
- Robert Carson
- Â Mr. Hartley 1 episode, 1972
- David Mauro
- Â Dimas 1 episode, 1972
- Barbara Rucker
- Â Student 1 episode, 1972
- Thelma Pelish
- Â Taffy 1 episode, 1972
- Harper Flaherty
- Â Grady 1 episode, 1972
- Pat O'Hara
- Â Mr. Johns 1 episode, 1972
- Jack Denton
- Â Newscaster 1 episode, 1972
- Henry Capps
- Â Bartender 1 episode, 1972
- Norman Stuart
- Â Dr. Rickman 1 episode, 1972
- Genadii Biegouloff
- Â Lieutenant 1 episode, 1972
- Soon-Tek Oh
- Â Interrogator 1 episode, 1973
- Nehemiah Persoff
- Â Emmett Brugman 1 episode, 1973
- Meg Wyllie
- Â School Teacher 1 episode, 1973
- Whit Bissell
- Â St. Clair 1 episode, 1973
- Lenore Kasdorf
- Â Addie 1 episode, 1973
- Ken Renard
- Â Krishna Raman 1 episode, 1973
- Ellaraino
- Â Lenore Mattson 1 episode, 1973
- Milt Kamen
- Â Rico 1 episode, 1973
- Frederic Downs
- Â Avery 1 episode, 1973
- Orwin C. Harvey
- Â James Lesor 1 episode, 1973
- Barry Kane
- Â Honor Guard 1 episode, 1973
- Susan Damante
- Â Picnic Girl 1 episode, 1972
- Russ Marin
- Â Ginelli 1 episode, 1972
- William Wintersole
- Â Dr. Van Owen 1 episode, 1972
- Tiger Joe Marsh
- Â Jimmy 1 episode, 1972
- Lawrence Cook
- Â Compton 1 episode, 1972
- John Warburton
- Â Mr. Thomas 1 episode, 1972
- Michael Bow
- Â Arnold B. Sutter 1 episode, 1972
- Stafford Morgan
- Â Martin 1 episode, 1972
- Lou Peralta
- Â Voit 1 episode, 1972
- Toby Anderson
- Â Desk Clerk 1 episode, 1972
- Bryn Morgan
- Â Vavin 1 episode, 1972
- Annette O'Toole
- Â Terry Bain 1 episode, 1973
- Gloria Manon
- Â Mona Davos 1 episode, 1973
- John Orchard
- Â Craig 1 episode, 1973
- Ivor Francis
- Â Marcel DeMarigny 1 episode, 1973
- Jose De Vega
- Â Rajendra Prasad 1 episode, 1973
- Tom Palmer
- Â Austin 1 episode, 1973
- Maurice Marsac
- Â Bus Driver 1 episode, 1973
- Garry Goodrow
- Â Lenny 1 episode, 1973
- Richard Stahl
- Â Dr. Behrens 1 episode, 1972
- Peter Elbling
- Â Aaron Kaplos 1 episode, 1972
- Peggy Walton-Walker
- Â Sandra Elliott 1 episode, 1972
- Bill Smillie
- Â Dr. Ernest Pittman 1 episode, 1972
- Gordon Rigsby
- Â Dr. Ewing 1 episode, 1972
- Gino Gottarelli
- Â Garcon 1 episode, 1972
- Jorge Ben-Hur
- Â Secretary 1 episode, 1972
- Jeff Morrow
- Â Travers Maceadie 1 episode, 1973
- Robert Brubaker
- Â Dr. Weld 1 episode, 1973
- Bob Bralver
- Â Mackeson 1 episode, 1973
- Jimmy Joyce
- Â 1st Marshal 1 episode, 1973
- George Kramer
- Â Howard Baker 1 episode, 1973
- Ian Abercrombie
- Â Florist 1 episode, 1972
- Joshua Bryant
- Â Air Reservationist 1 episode, 1972
- Jim Goodwin
- Â Hotel Clerk 1 episode, 1972
- Elven Havard
- Â Ambulance Attendant 1 episode, 1972
- Bob Golden
- Â Clerk 1 episode, 1972
- Robert Manuel
- Â Waiter 1 episode, 1972
- Jac Flanders
- Â 2nd Marshal 1 episode, 1973
- Frank Loverde
- Â Sky Cap 1 episode, 1973
- Abraham Sofaer
- Â General Lokarno 1 episode, 1972
- Dean Smith
- Â Cowhand 1 episode, 1972
- Dee Gardner
- Â Stewardess 1 episode, 1972
- Felipe Turich
- Â Krishna Singh 1 episode, 1972
- Byron Bradley
- Â Studio Guard 1 episode, 1972
- Anitra Ford
- Â Miss Lewis 1 episode, 1973
- Fred Holliday
- Â Grant 1 episode, 1973
- Ed Hall
- Â Fathom Guard 1 episode, 1973
- Walter Alzmann
- Â Stucke 1 episode, 1973
- Walter Zurlinden
- Â Border Policeman 1 episode, 1973
- Anakorita
- Â Stewardess 1 episode, 1972
- Melissa Mackay
- Â The Singer 1 episode, 1972
- Tony Cacciotti
- Â Male Nurse 1 episode, 1973
- Walter Scott
- Â Hood 2 1 episode, 1973
- Eric Server
- Â Workman 1 episode, 1973
- Bill McConnell
- Â Corning 1 episode, 1973
- Keone Young
- Â Nagada 1 episode, 1972
- John Rayner
- Â Pale Man 1 episode, 1972
- Lane Bradford
- Â Bartender 1 episode, 1973
- George P. Wilbur
- Â Mull 1 episode, 1973
- Bob Hoy
- Â Mullins 1 episode, 1973
- Christopher S. Nelson
- Â Parking Attendant 1 episode, 1973
- Chris Anders
- Â Mechanic 1 episode, 1973
- Paulette Breen
- Â Miss Lund 1 episode, 1973
- Aly Wassil
- Â Hindu Chanter 1 episode, 1973
- Jay W. MacIntosh
- Â Adele Murrow 1 episode, 1972
- Walter Beakel
- Â Dr. Harrison 1 episode, 1972
- Rhoda Williams
- Â Linda Bain 1 episode, 1973
- Tom Scott
- Â Doctor 1 episode, 1973
- Dick Crockett
- Â Guard 1 episode, 1973
- Ty Henderson
- Â Tommy 1 episode, 1973
- Jimmy Hayes
- Â Body Guard 1 episode, 1973
- Roy Jenson
- Â Spencer 1 episode, 1972
- Walt Davis
- Â Staber 1 episode, 1973
- Tony Epper
- Â Leonard Crawford 1 episode, 1973
- Calvin Chrane
- Â Dispatcher 1 episode, 1973
- Carl B. Morrison
- Â Drunk 1 episode, 1973
- Frank Arno
- Â Man in Mission 1 episode, 1973
- Dale Johnson
- Â Crewman / ... (uncredited) 13 episodes, 1972-1973
- Eddie Garrett
- Â Hotel Guest / ... (uncredited) 3 episodes, 1972-1973
- George Simmons
- Â Detective / ... (uncredited) 3 episodes, 1972-1973
- Ben Frommer
- Â Man Walkng Up Stairs / ... (uncredited) 2 episodes, 1972-1973
- Murray Pollack
- Â Bar Patron / ... (uncredited) 2 episodes, 1972-1973
- Richard LaMarr
- Â Cafe Patron / ... (uncredited) 2 episodes, 1972-1973
- Robert Hitchcock
- Â Club Patron / ... (uncredited) 2 episodes, 1972-1973
- Clark Ross
- Â Bar Patron / ... (uncredited) 2 episodes, 1972-1973
- Victor Romito
- Â Security Guard / ... (uncredited) 2 episodes, 1972-1973
- Owen Song
- Â Dignitary / ... (uncredited) 2 episodes, 1972-1973
- Mabel Smaney
- Â Pub Patron / ... (uncredited) 2 episodes, 1972
- Monty O'Grady
- Â Commuter / ... (uncredited) 2 episodes, 1973
- Norman Stevans
- Â Commuter / ... (uncredited) 2 episodes, 1973
- Marvin Miller
- Â 'Saratoga' (uncredited) 1 episode, 1972
- Chuck Hicks
- Â Guard (uncredited) 1 episode, 1972
- Jack Perkins
- Â Guard (uncredited) 1 episode, 1972
- Frank Baker
- Â Pub Patron (uncredited) 1 episode, 1972
- Hank Robinson
- Â Pub Patron (uncredited) 1 episode, 1972
- Troy Melton
- Â Dosovic (uncredited) 1 episode, 1972
- Gary Epper
- Â Hood (uncredited) 1 episode, 1972
- Carl Pitti
- Â Hood (uncredited) 1 episode, 1972
- George Sawaya
- Â Guard (uncredited) 1 episode, 1972
- Hans Moebus
- Â Hotel Guest (uncredited) 1 episode, 1972
- Judith Woodbury
- Â Woman in Airport (uncredited) 1 episode, 1972
- Joseph La Cava
- Â Waiter (uncredited) 1 episode, 1972
- Bob Terhune
- Â Hood (uncredited) 1 episode, 1972
- Freda Jones
- Â Passenger (uncredited) 1 episode, 1972
- Anthony Redondo
- Â Hotel Guest (uncredited) 1 episode, 1972
- Jack Clinton
- Â Cafe Patron (uncredited) 1 episode, 1972
- Jim Michael
- Â Waiter (uncredited) 1 episode, 1972
- George Bryson
- Â Guard (uncredited) 1 episode, 1972
- Bob Templeton
- Â Maitre d' (uncredited) 1 episode, 1972
- Bob Whitney
- Â Construction Worker (uncredited) 1 episode, 1972
- John Pedrini
- Â Bartender (uncredited) 1 episode, 1972
- Esther Ying Lee
- Â Restaurant Patron (uncredited) 1 episode, 1972
- Ralph Gambina
- Â Bar Patron (uncredited) 1 episode, 1972
- Ted White
- Â Thug (uncredited) 1 episode, 1973
- Mike Lally
- Â Man at Airport (uncredited) 1 episode, 1973
- Max Wagner
- Â Man in Mission (uncredited) 1 episode, 1973
- Donna Baccala
- Â Lynne Wheatley (uncredited) 1 episode, 1973
- Nick Dimitri
- Â Thug #2 (uncredited) 1 episode, 1973
- Bob Harks
- Â Sheriff (uncredited) 1 episode, 1973
- Cosmo Sardo
- Â Room Service Clerk (uncredited) 1 episode, 1973
- Bill Clark
- Â Man Questioned (uncredited) 1 episode, 1973
- George Holmes
- Â Doorman (uncredited) 1 episode, 1973
- Frieda Rentie
- Â Guest (uncredited) 1 episode, 1973
- Shep Houghton
- Â Party Guest (uncredited) 1 episode, 1973
- Kathryn Janssen
- Â Party Guest (uncredited) 1 episode, 1973
- Fred Krone
- Â Guard (uncredited) 1 episode, 1973
- Raven Grey Eagle
- Â Minor Role (uncredited) 1 episode, 1973
- Al Wyatt Sr.
- Â Soldier (uncredited) 1 episode, 1973
- Alex Sharp
- Â Soldier (uncredited) 1 episode, 1973
- Leland Sun
- Â Waiter (uncredited) 1 episode, 1973
- Don Ames
- Â Clerk (uncredited) 1 episode, 1973
- Jack Gordon
- Â Man in Mission (uncredited) 1 episode, 1973
- David Armstrong
- Â Lafarge (uncredited) 1 episode, 1973
- Lars Hensen
- Â Man at Airport (uncredited) 1 episode, 1973
- Don Terwilliger
- Â Commuter (uncredited) 1 episode, 1973
- Paul Van
- Â Party Guest (uncredited) 1 episode, 1973
- Ivan Bell
- Â Man in Mission (uncredited) 1 episode, 1973
- Martin Strader
- Â Man in Mission (uncredited) 1 episode, 1973
- Maria Haro
- Â Vendor (uncredited) 1 episode, 1973