- Alan Hale Jr.
- Â Biff Baker 26 episodes, 1952-1954
- Randy Stuart
- Â Louise Baker / ... 26 episodes, 1952-1954
- Jay Novello
- Â Maurice 2 episodes, 1952-1953
- John Wengraf
- Â Dr. Josef Luger / ... 2 episodes, 1952
- Charles Bronson
- Â Czech spy / ... 2 episodes, 1952
- Lee Marvin
- Â Captain Hollis / ... 1 episode, 1952
- June Vincent
- Â Madge 1 episode, 1952
- Alan Napier
- Â Prof. Artemus Beechem 1 episode, 1952
- Kenneth Tobey
- Â Tommy Allen 1 episode, 1952
- Peter Miles
- Â Joseph 1 episode, 1952
- Carl Esmond
- Â Maj. Morovik 1 episode, 1952
- Gladys Holland
- Â Countess Gerta Von Romond 1 episode, 1952
- Keye Luke
- Â Tom Ling 1 episode, 1953
- Darryl Hickman
- Â Tio Bouvier 1 episode, 1953
- Lawrence Dobkin
- Â Shahab Hussein 1 episode, 1953
- Jerome Cowan
- Â Frankie Waller / ... 1 episode, 1953
- Ian MacDonald
- Â Hank 1 episode, 1953
- Robert Anderson
- Â Bill Evans 1 episode, 1954
- Lisa Ferraday
- Â S.S. Sarnevo / ... 1 episode, 1954
- Leon Askin
- Â Reicher 1 episode, 1952
- Murray Matheson
- Â Inspector Hunt 1 episode, 1952
- John Hudson
- Â Capt. Barrow 1 episode, 1952
- Rex Evans
- Â Tom Davenport 1 episode, 1952
- John Mylong
- Â Paul Gautier 1 episode, 1952
- John Brown
- Â Mueller 1 episode, 1952
- Lloyd Corrigan
- Â Estes Bright 1 episode, 1953
- Fred Graham
- Â Portagee Mike Swabo 1 episode, 1953
- Charles Evans
- Â Dr. Carruthers / ... 1 episode, 1953
- Marya Marco
- Â Lee Ming Toy 1 episode, 1953
- Victor Sen Yung
- Â Yin Yun 1 episode, 1954
- Paul E. Burns
- Â Sahood 1 episode, 1954
- Hayden Rorke
- Â The Inspector's Aide 1 episode, 1952
- Jan Arvan
- Â Cpl. Seger 1 episode, 1952
- Robert Warwick
- Â Commander 1 episode, 1952
- Maurice Marsac
- Â French Agent 1 episode, 1952
- Stephen Roberts
- Â Maj. Tannen / ... 1 episode, 1952
- James Hyland
- Â Max Von Romond 1 episode, 1952
- Harry Lauter
- Â George Carlton 1 episode, 1953
- Ann Robinson
- Â Dini Malloy 1 episode, 1953
- Frank Ferguson
- Â Lt. McFadden 1 episode, 1953
- Connie Marshall
- Â Ann Spaulding 1 episode, 1953
- Leo Britt
- Â Captain Glendennon 1 episode, 1954
- Julian Upton
- Â Jimmy 1 episode, 1954
- Simon Scott
- Â Perkins 1 episode, 1952
- Rudolph Anders
- Â Jules Fridel 1 episode, 1952
- Lisa Golm
- Â Anna, Joseph's Mother 1 episode, 1952
- Joel Smith
- Â Smith 1 episode, 1952
- Inge Jolles
- Â Gretchen 1 episode, 1952
- Lamont Johnson
- Â Macintosh 1 episode, 1953
- Hans Schumm
- Â Rozan 1 episode, 1953
- Sujata
- Â Mai Quai 1 episode, 1953
- Charles Stevens
- Â Casmar 1 episode, 1954
- Charles Lung
- Â Lee Chow 1 episode, 1954
- William Boyett
- Â Soldier 1 episode, 1952
- Mort Mills
- Â Soldier 1 episode, 1952
- Melinda Markey
- Â Pretty Schoolgirl 1 episode, 1952
- Carl Biederman
- Â Hans Herbert 1 episode, 1952
- Willis Bouchey
- Â Jack 1 episode, 1953
- Paul Langton
- Â Pete Johnson 1 episode, 1953
- Noel Toy
- Â Ruth Ling 1 episode, 1953
- Rosa Turich
- Â Nellie 1 episode, 1954
- Lee Moi Chu
- Â Servant 1 episode, 1954
- Keith Richards
- Â Soldier 1 episode, 1952
- Claud Allister
- Â Cedric Ashby 1 episode, 1952
- Crane Whitley
- Â Border Guard 1 episode, 1952
- Guy De Vestel
- Â Surete Inspector 1 episode, 1952
- Gail Bonney
- Â Madame Dussard 1 episode, 1953
- Otto Waldis
- Â Merchant 1 episode, 1953
- Dick Simmons
- Â Hank 1 episode, 1953
- John Davidson
- Â Johann Van Rentsler 1 episode, 1953
- Leon Lontoc
- Â Bartender 1 episode, 1953
- Terry Frost
- Â Johnson 1 episode, 1952
- Stanley Farrar
- Â Muller 1 episode, 1952
- Irvin Ashkenazy
- Â The Henchman 1 episode, 1952
- Ivan Triesault
- Â Foreign Agent 1 episode, 1953
- Beal Wong
- Â Ishu 1 episode, 1953
- Edna May Wonacott
- Â Studious Schoolgirl 1 episode, 1952
- Marjorie Bennett
- Â Mrs. Fenwick 1 episode, 1953
- Mari Aldon
- Â Olga 1 episode, 1953
- George DeNormand
- Â Henchman (uncredited) 1 episode, 1953
- Elias Gamboa
- Â Arab (uncredited) 1 episode, 1953
