Efrem Zimbalist Jr.
Lewis Erskine (32 eps)
Philip Abbott
Arthur Ward (32 eps)
Marvin Miller
Narrator (uncredited) (32 eps)
William Reynolds
Special Agent Tom Colby (32 eps)
Lynn Loring
Barbara Erskine (32 eps)
Shelly Novack
Agente especial Chris Daniels (32 eps)
Stephen Brooks
Agente especial Jim Rhodes (32 eps)
Noah Keen
Victor Quinlan (4 eps)
Lee Meriwether
Joanna Lauren (3 eps)
Forrest Compton
Glenn Orland (3 eps)
Douglas Henderson
S.A.C. Bryant Durant (3 eps)
Dana Wynter
Barbara Holman (2 eps)
Paul Lukas
Ambassador Korvin (2 eps)
Bert Remsen
Spectrographic Examiner (2 eps)
Carl Benton Reid
Claude Townsend (2 eps)
Wesley Addy
U.S. Attorney Cline (2 eps)
Jack Betts
Woods (2 eps)
Crahan Denton
Wayne Powell, Sr. (2 eps)
John van Dreelen
Alex Yustov (2 eps)
Joseph V. Perry
Dominic (2 eps)
Joe Maross
Commander Philip Payne (2 eps)
Harold Gould
Dave Rice (2 eps)
James Frawley
Kessler (2 eps)
Julie Parrish
Eileen (2 eps)
Jason Evers
Allen Bennett (2 eps)
Walter Reed
Jack Zander (2 eps)
John Newton
Brian Kemp (2 eps)
George Voskovec
Dr. Holman (2 eps)
Dabney Coleman
Allen Clarke (2 eps)
Carlos Montalbán
Gen. Rafael Romero (1 eps)
Nancy Kovack
Miss Grace Kagle (1 eps)
Parley Baer
Jake Jason (1 eps)
Iron Eyes Cody
Medicine Man (1 eps)
Susan Oliver
Shirley Gregg (1 eps)
Perry Lopez
Juanito (1 eps)
Sue Randall
FBI Clerk (1 eps)
James Farentino
Frankie Metro (1 eps)
Jenny Maxwell
Vicki Tanner (1 eps)
Ian Wolfe
Elder Stone (1 eps)
Val Avery
Roy Sumner (1 eps)
Seymour Cassel
Irwin (1 eps)
Lloyd Gough
Harvey Scott (1 eps)
Lloyd Haynes
Special Agent (1 eps)
Keye Luke
General How (1 eps)
Robert Walker Jr.
Willard Smith (1 eps)
Geoffrey Horne
Herb Wilcox (1 eps)
Michael Conrad
Paul Hogan (1 eps)
Mimsy Farmer
Jody Conners (1 eps)
Lew Ayres
Marshall Winslow (1 eps)
Dick Whittinghill
Rod Patrick (1 eps)
Ralph Meeker
King Hogan (1 eps)
Jessica Walter
Miss Gibbs (1 eps)
Joan Marshall
Elizabeth Gowan (1 eps)
James Gregory
Bert Anslem (1 eps)
Earl Holliman
Robert Charles Porter (1 eps)
Paul Mantee
Frank Macklin (1 eps)
Donald May
Frederick Brown (1 eps)
Jeffrey Hunter
Francis Jerome (1 eps)
Virginia Christine
Mrs. Ferguson (1 eps)
Michael Callan
Charlie Hunter (1 eps)
James Seay
Harry Considine (1 eps)
Jack Klugman
Charles Gates (1 eps)
Dina Merrill
Jean Davis (1 eps)
Brett Somers
Amelia Gates (1 eps)
Robert Blake
Pete Cloud (1 eps)
Pete Duel
Wayne Everett Powell (1 eps)
Bill Quinn
Car Company Official (uncredited) (1 eps)
Arthur O'Connell
Smitty (1 eps)
John McIntire
Max Wood (1 eps)
Margaret Leighton
Amy Hunter (1 eps)
Greg Mullavey
Special Agent (1 eps)
Colleen Dewhurst
Amy Doucette (1 eps)
Harry Lauter
Judd Conners (1 eps)
Dabbs Greer
Paul Leonard (1 eps)
Marisa Pavan
Maria Blanca (1 eps)
Connie Gilchrist
Amy (1 eps)
Alejandro Rey
Joe Cloud (1 eps)
Don Dubbins
Joel Polk (1 eps)
Donald Harron
Paul Laurence (1 eps)
Nancy Wickwire
Annamarie McNider (1 eps)
Frank Maxwell
Captain Coleman (1 eps)
Estelle Winwood
Grandma Norbert (1 eps)
Peter Hansen
Lee Haynes (1 eps)
Ed Peck
Ben Stone (1 eps)
David Sheiner
Paul Antonelli (1 eps)
Clint Howard
Alan Ellwood (1 eps)
John Anderson
Adam MacDonald (1 eps)
Harry Bellaver
Sam Fuller (1 eps)
Amzie Strickland
Deputy Clerk (1 eps)
Albert Paulsen
Nagry (1 eps)
Argentina Brunetti
Tia Rodriguez (1 eps)
Rhys Williams
Mr. Ferguson (1 eps)
Collin Wilcox Paxton
Stella (1 eps)
Robert F. Lyons
John Brackney (1 eps)
Jacqueline Scott
Karen Mason (1 eps)
Kurt Russell
Dan Winslow (1 eps)
Wayne Rogers
Logan Dupree (1 eps)
Bill Erwin
Paxton (1 eps)
Buck Young
Gregory Lucas (1 eps)
Mary Jackson
Mrs. Otto Foshay (1 eps)
Alex Gerry
Chairman (1 eps)
Billy Halop
Manager (1 eps)
Adam Williams
David Brice (1 eps)
Bert Kramer
Trainee (1 eps)
BarBara Luna
Linda Rodriguez (1 eps)
Andrew Duggan
John Stafford (1 eps)
R. G. Armstrong
Sheriff Crowley (1 eps)
Patricia Smith
Marilee Walker (1 eps)
Ed Asner
John Carl Brock (1 eps)
James Daly
Stephen Fitzgerald (1 eps)
Kevin McCarthy
Lamont (1 eps)
John Zaremba
Col. Novin (1 eps)
Ted Knight
Doc Ventura (1 eps)
Nelson Leigh
Judge Harold Leverette (1 eps)
Claude Akins
Ben Gambriella (1 eps)
Malcolm Atterbury
Howard J. Shelly (1 eps)
Harry Townes
Sheriff Earl Hammond (1 eps)
Cecil Kellaway
Uncle Walter (1 eps)
Patrick O'Neal
Victor Allen (1 eps)
Janet Waldo
Arlene Morgan (1 eps)
Arthur Hill
Ernest Putnam / Dr. Charles King (1 eps)
Doris Singleton
Renata Walker (1 eps)
Harry Basch
Albertson (1 eps)
Stuart Nisbet
Johnson (1 eps)
Ben Wright
Captain Tillman (1 eps)
Bradford Dillman
Roger Leroy Mason (1 eps)
Larry Gates
Dr. Lovane (1 eps)
Bruce Dern
Pfc. Byron Landy (1 eps)
Robert Duvall
Joseph Maurice Walker (1 eps)
Tyler McVey
Gen. Goddard Chase (1 eps)
Wright King
Scott Boles (1 eps)
Herb Voland
Charles Buford (1 eps)
Percy Helton
Bum (1 eps)
Bobs Watson
Walsh (1 eps)
Marvin Brody
Man (1 eps)
Mark Roberts
Howard Schaal (1 eps)
Dean Harens
Alvin Forest (1 eps)
Lawrence Montaigne
Purser (1 eps)
Joseph Mell
Hollet (1 eps)
Milton Selzer
Miller (1 eps)
Vic Perrin
Roy Moberly (1 eps)
Eileen Heckart
Mrs. Creighton (1 eps)
J.D. Cannon
Mark Tabor (1 eps)
Tim McIntire
Lambert Hayes (1 eps)
Edward Andrews
Ray Lang (1 eps)
Michael Burns
Jacob MacDonald (1 eps)
Norman Fell
Ted Cullinan (1 eps)
Lew Gallo
Clinton Fowler (1 eps)
Robert Colbert
Martin Bennett (1 eps)
Bernard Fein
Andy Morton (1 eps)
Ed Begley
Mel Olin (1 eps)
Whit Bissell
Carter (1 eps)
Joel Fluellen
Williams (1 eps)
Melinda Casey
Ruth (1 eps)
Albert Salmi
'Cowboy' Eddie Richards (1 eps)
Oscar Beregi Jr.
Dr. Dan Wyck (1 eps)
Ellen Corby
Mrs. Stone (1 eps)
Gregory Gaye
Doriskin (1 eps)
James McCallion
Harker (1 eps)
Peter Mark Richman
Maury Maddock (1 eps)
Lillian Bronson
Librarian (1 eps)
Lin McCarthy
Owen Clark (1 eps)
Valentin de Vargas
Henry Galva (1 eps)
Peter Hobbs
Giles Barton (1 eps)
Priscilla Morrill
Mrs. Ann King (1 eps)
Olan Soule
Gary Deuel (1 eps)
Charles Bronson
Earl Clayton (1 eps)
Robert Drivas
Dale Hillman (1 eps)
Harry Ellerbe
Desk Clerk (1 eps)
John Milford
Harry Castle (1 eps)
Anthony Eisley
Kirby Greene (1 eps)
James B. Sikking
Hair and Fibers Expert (1 eps)
Ross Elliott
Carter Graham (1 eps)
Paul Fix
Willard Oberley (1 eps)
Med Flory
Ranger (1 eps)
James Doohan
Claude Bell (1 eps)
Garry Walberg
Forbes (1 eps)
S. John Launer
Werth (1 eps)
John S. Ragin
Maury Ashwood (1 eps)
Burt Reynolds
Michael Murtaugh (1 eps)
Rusty Lane
Mayor Russell (1 eps)
Dan Frazer
Carter Fox (1 eps)
Charlotte Stewart
Cheryl Stanford (1 eps)
Connie Sawyer
LaVerne (1 eps)
Beau Bridges
Jerry Foley (1 eps)
Alice Frost
Emily (1 eps)
John Clarke
Grant Kieler (1 eps)
Jill Haworth
Lynn Anslem (1 eps)
Ronnie Dapo
Stevie (1 eps)
John McLiam
David Callander (1 eps)
Norbert Schiller
Honus Smid (1 eps)