- Everett Sloane
- Â Official Detective Investigator 40 episodes, 1957-1958
- James Griffith
- Â Detective Ed Holly / ... 2 episodes, 1957-1958
- Ted de Corsia
- Â Ellis / ... 2 episodes, 1957-1958
- Steve Pendleton
- Â Capt. Aldworth / ... 2 episodes, 1957-1958
- Walter Reed
- Â Gilson / ... 2 episodes, 1957-1958
- Buck Young
- Â Detective Sutton 2 episodes, 1957-1958
- Will J. White
- Â Franklin / ... 2 episodes, 1957-1958
- John Bryant
- Â Detective Ellery / ... 2 episodes, 1957-1958
- William Boyett
- Â Bond / ... 2 episodes, 1957-1958
- John Dennis
- Â Stacy / ... 2 episodes, 1957
- Leonard Graves
- Â Lorenzo / ... 1 episode, 1957
- Sid Melton
- Â Cann / ... 1 episode, 1957-1958
- Bart Burns
- Â Donahue 2 episodes, 1957-1958
- Warren Parker
- Â Janus / ... 1 episode, 1957-1958
- Gretchen Thomas
- Â Louise / ... 1 episode, 1957-1958
- Arthur Hanson
- Â Charles 2 episodes, 1957-1958
- Robert Griffin
- Â Horton / ... 2 episodes, 1957-1958
- Joe Kirk
- Â Al the Bartender / ... 2 episodes, 1957-1958
- Harrison Lewis
- Â Brackett / ... 1 episode, 1957-1958
- John Ayres
- Â Fisher / ... 1 episode, 1957-1958
- Robert Brubaker
- Â Kirk / ... 2 episodes, 1957
- Wayne Heffley
- Â Baker / ... 1 episode, 1957
- Jim Cox
- Â Donley / ... 1 episode, 1957
- John Qualls
- Â Gang Member / ... 1 episode, 1957
- Ann Douglas
- Â Elaine / ... 1 episode, 1957
- Lawrence Dobkin
- Â Bank Manager / ... 1 episode, 1958
- Frank Albertson
- Â Detective King 1 episode, 1957
- Robert Blake
- Â Al Madsen 1 episode, 1957
- Peter Whitney
- Â Swanson 1 episode, 1957
- Morris Ankrum
- Â Officer Cope 1 episode, 1957
- Carole Mathews
- Â Barbara Lake 1 episode, 1957
- Rand Brooks
- Â McClelland 1 episode, 1957
- Patricia Donahue
- Â Agnes 1 episode, 1957
- Johnny Mack Brown
- Â Lt. Coleman 1 episode, 1957
- Peter Leeds
- Â Patterson 1 episode, 1957
- Forrest Taylor
- Â Dave Hunter 1 episode, 1957
- Raymond Greenleaf
- Â Paul Arnold 1 episode, 1957
- Rick Vallin
- Â Goatee 1 episode, 1957
- Howard Dayton
- Â Sniper 1 episode, 1957
- Carl Milletaire
- Â Officer Crowe 1 episode, 1957
- Barry Russo
- Â Chet 1 episode, 1958
- Kem Dibbs
- Â Ben Henderson 1 episode, 1958
- James Seay
- Â Lt. Carter 1 episode, 1957
- Francis X. Bushman
- Â John Cosgrove 1 episode, 1957
- Harry Lauter
- Â Lt. Richards 1 episode, 1957
- Richard Crane
- Â Detective Benson 1 episode, 1957
- Douglas Dick
- Â Schmidt 1 episode, 1957
- Louis Jean Heydt
- Â Detective Herman 1 episode, 1957
- Morgan Jones
- Â Detective Harry Bronson 1 episode, 1957
- Ward Wood
- Â Reynolds 1 episode, 1957
- Steven Terrell
- Â Bart Wells 1 episode, 1957
- Francis De Sales
- Â Officer Wilson 1 episode, 1957
- John Close
- Â Detective Bryant 1 episode, 1957
- Byron Keith
- Â Detective Fred Ball 1 episode, 1957
- Zon Murray
- Â Blaine 1 episode, 1957
- Jack Lomas
- Â Tom Clark 1 episode, 1957
- Jack Mann
- Â Walls 1 episode, 1957
- Mike Steele
- Â Biggs 1 episode, 1957
- Harry Jackson
- Â Detective Taylor 1 episode, 1958
- Parley Baer
- Â Sam Goodwin 1 episode, 1957
- Jack Hogan
- Â Bob Crawford 1 episode, 1957
- George N. Neise
- Â Detective Nash 1 episode, 1957
- Sidney Clute
- Â Miller 1 episode, 1957
- William Bakewell
- Â Sam Graves 1 episode, 1957
- Mike Ragan
- Â Mr. King 1 episode, 1957
- Jean Byron
- Â Lola Paul 1 episode, 1957
- Ed Kemmer
- Â Kelly 1 episode, 1957
- Robert Anderson
- Â Officer Fisher 1 episode, 1957
- Charles Tannen
- Â Ballanger 1 episode, 1957
- Craig Duncan
- Â Eddie Taylor 1 episode, 1957
- David Garcia
- Â Mike Payne 1 episode, 1957
- Paul McGuire
- Â Captain O'Toole 1 episode, 1957
- Paul Clarke
- Â Harry Blake 1 episode, 1957
- Charles Gray
- Â Ray King 1 episode, 1957
- Robert Levin
- Â Ernest Davenport 1 episode, 1957
- Larry Thor
- Â Detective Adams 1 episode, 1958
- Stanley Clements
- Â Rudy Armstrong 1 episode, 1957
- Robert Quarry
- Â Ed Platt 1 episode, 1957
- Carleton Young
- Â Capt. Cornwall 1 episode, 1957
- Claudia Bryar
- Â Mrs. Foster 1 episode, 1957
- Jolene Brand
- Â Jean Walsh 1 episode, 1957
- Alan Dexter
- Â Vince 1 episode, 1957
- William Ching
- Â Allen Brewster 1 episode, 1957
- Phil Tully
- Â Detective Stacy 1 episode, 1957
- Robert Santon
- Â Parker 1 episode, 1957
- Freeman Lusk
- Â Lester Kirby 1 episode, 1957
- Dennis Dengate
- Â Officer Dewey 1 episode, 1957
- Grace Lenard
- Â The Landlady 1 episode, 1957
- Wayne Taylor
- Â Tom Kennedy 1 episode, 1957
- Dean Cromer
- Â Harry Henderson 1 episode, 1958
- Arthur Space
- Â Kenneth Paul 1 episode, 1957
- Herbert Anderson
- Â Mr. Melton 1 episode, 1957
- Richard Bakalyan
- Â Bob Wolfe 1 episode, 1957
- Stuart Randall
- Â Butler 1 episode, 1957
- Wendell Holmes
- Â Wendell Jordan 1 episode, 1957
- Bill Walker
- Â Joe 1 episode, 1957
- Maurice Manson
- Â Oscar Manson 1 episode, 1957
- Vici Raaf
- Â Mary Grant 1 episode, 1957
- Hallene Hill
- Â Marian Shepherd 1 episode, 1957
- Duncan McLeod
- Â Tom Bright 1 episode, 1957
- Edward McNally
- Â Sgt. Adams 1 episode, 1957
- Carol Berlin
- Â Edith Walsh 1 episode, 1957
- Michael Carr
- Â Phil Henderson 1 episode, 1958
- Beverly Gaard
- Â Helen Boyle 1 episode, 1958
- Robert Shayne
- Â Lt. Fowler 1 episode, 1957
- Harry Antrim
- Â L.C. Moore 1 episode, 1957
- Michael Fox
- Â Det. Sid Brewster 1 episode, 1957
- Marilyn Hanold
- Â Florence 1 episode, 1957
- Dudley Manlove
- Â Dr. Eugene Arnold 1 episode, 1957
- William Remick
- Â Burton 1 episode, 1957
- Charles Anthony Hughes
- Â Dr. Koster 1 episode, 1957
- Milt Hamerman
- Â Harper Fenton 1 episode, 1958
- Joseph Jefferson
- Â Detective Sawyer 1 episode, 1958
- Nancy Valentine
- Â Miss Grant 1 episode, 1957
- Leonard Bremen
- Â George Hogan 1 episode, 1957
- Robert Courtleigh
- Â Detective Evans 1 episode, 1958
- Jack Harris
- Â Roberts 1 episode, 1957
- Allen Emerson
- Â Ferris 1 episode, 1957
- Frank Ferguson
- Â Hartman 1 episode, 1957
- Al Lettieri
- Â Franklin 1 episode, 1957
- Richard Travis
- Â Robertson 1 episode, 1957
- Mimi Gibson
- Â Barbara 1 episode, 1957
- Jocelyn Brando
- Â Thelma 1 episode, 1957
- Jan Shepard
- Â Dope Peddler 1 episode, 1957
- Robert Crawford Jr.
- Â Johnny Nikoloff 1 episode, 1957
- James Anderson
- Â Smith 1 episode, 1957
- Ross Elliott
- Â Liquor Store Owner 1 episode, 1957
- Paul Wexler
- Â Prowler 1 episode, 1957
- Kathleen Hughes
- Â Eva 1 episode, 1957
- Russ Conway
- Â Aldworth 1 episode, 1957
- Henry Corden
- Â Reagan 1 episode, 1957
- Brian G. Hutton
- Â Branton 1 episode, 1957
- Ron Hagerthy
- Â Frank Adams 1 episode, 1957
- Than Wyenn
- Â Newton 1 episode, 1957
- Joe De Santis
- Â Kriegman 1 episode, 1957
- Lee Farr
- Â Manning 1 episode, 1957
- Virginia Arness
- Â Suspect 1 episode, 1957
- Richard Benedict
- Â Bob Adams 1 episode, 1957
- Tom Brown
- Â Novak 1 episode, 1957
- Vinton Hayworth
- Â Forrest 1 episode, 1957
- William Challee
- Â Hatch 1 episode, 1957
- Kathleen Mulqueen
- Â Mrs. McCarthy 1 episode, 1957
- Barry Cahill
- Â Davis 1 episode, 1957
- Fred Graham
- Â Johnson 1 episode, 1957
- Jason Johnson
- Â Smith 1 episode, 1957
- Howard Culver
- Â Free 1 episode, 1957
- Harvey Stephens
- Â Houston 1 episode, 1957
- Tyler McVey
- Â Davis 1 episode, 1957
- Phil Arnold
- Â Barnett 1 episode, 1957
- Richard Collier
- Â Pice 1 episode, 1957
- Edna Holland
- Â Mrs. Carpenter 1 episode, 1957
- Marjorie Stapp
- Â Mrs. Best 1 episode, 1957
- Phil Chambers
- Â White 1 episode, 1957
- Robert Knapp
- Â Leeds 1 episode, 1957
- Robert Paige
- Â Forbes 1 episode, 1957
- Laura Wood
- Â Mrs. Malley 1 episode, 1957
- Al Wyatt Sr.
- Â Bartender 1 episode, 1957
- Tipp McClure
- Â Guard #2 1 episode, 1957
- Jess Kirkpatrick
- Â Dana 1 episode, 1957
- Dorothy Gulliver
- Â Mrs. Samka 1 episode, 1957
- Sydney Smith
- Â Payne 1 episode, 1957
- Michael Granger
- Â Garner 1 episode, 1957
- Herbert Lytton
- Â Richards 1 episode, 1957
- John Maxwell
- Â MacDonald 1 episode, 1957
- Richard Karlan
- Â Powers 1 episode, 1957
- Owen Cunningham
- Â Owner 1 episode, 1957
- Paul Sullivan
- Â Tommy Harrison 1 episode, 1957
- Steve Conte
- Â Andrews 1 episode, 1957
- Fred Kruger
- Â Durham 1 episode, 1957
- John Goddard
- Â Gene Parks 1 episode, 1957
- Ken Miller
- Â Usher 1 episode, 1957
- Frances Osborne
- Â Mrs. Walowsky 1 episode, 1957
- Michael Keith
- Â Ryan 1 episode, 1957
- Tex Harding
- Â Myers 1 episode, 1957
- Herman Rudin
- Â Kendall 1 episode, 1957
- John Compton
- Â Ferguson 1 episode, 1957
- Neely Edwards
- Â Lou 1 episode, 1957
- Tom Holland
- Â Snyder 1 episode, 1957
- Gordon Wynn
- Â Guard #1 1 episode, 1957
- Jeanne Gerson
- Â Mrs. Nikoloff 1 episode, 1957
- Diane DeLaire
- Â Mrs. Bradshaw 1 episode, 1957
- Leo Needham
- Â Daniels 1 episode, 1957
- Tod Griffin
- Â Clark 1 episode, 1957
- Paul Weber
- Â Coroner 1 episode, 1957
- A.G. Vitanza
- Â Block 1 episode, 1957
- Patrick Miller
- Â Canfield 1 episode, 1957
- Wally Walker
- Â Wallace 1 episode, 1957
- Norman Sturgis
- Â Hoyt 1 episode, 1957
- Cynthia Leighton
- Â Florence Crenshaw 1 episode, 1957
- Mitchell Kowall
- Â Samka 1 episode, 1957
- Jackie Blanchard
- Â Mrs. Branton 1 episode, 1957
- Robert Christopher
- Â Elston 1 episode, 1957
- Harry Arnie
- Â Dewey 1 episode, 1957
- Gloria Clark
- Â Mrs. Seeds 1 episode, 1957
- James Macklin
- Â Lee 1 episode, 1957
- Grace Field
- Â Mrs. Hoyt 1 episode, 1957
- Bud Slater
- Â Al Nikoloff 1 episode, 1957
- Judy Short
- Â Helen Portman 1 episode, 1957
- Mark Sheeler
- Â Jules 1 episode, 1957
- Florence Ravenel
- Â Mrs. Richards 1 episode, 1957
- Raymond Winston
- Â Paul Nikoloff 1 episode, 1957
- Mike Mazurki
- Â Banning 1 episode, 1958
- Henry Brandon
- Â Reis 1 episode, 1958
- Robert Fuller
- Â Lacey 1 episode, 1958
- Martin Balsam
- Â Steve Marsh 1 episode, 1958
- Dabbs Greer
- Â James 1 episode, 1958
- Ross Martin
- Â Dellert 1 episode, 1958
- Mike Connors
- Â Martin 1 episode, 1958
- Jean Willes
- Â Pat 1 episode, 1958
- Ann Doran
- Â Charlotte 1 episode, 1958
- Leo Gordon
- Â Joe Kirk 1 episode, 1958
- Len Lesser
- Â Andrey 1 episode, 1958
- Joe Turkel
- Â Bill Bush 1 episode, 1958
- Harold J. Stone
- Â John Kennedy 1 episode, 1958
- Ned Glass
- Â Spencer 1 episode, 1958
- John Doucette
- Â Longo 1 episode, 1958
- Wayne Morris
- Â Holmes 1 episode, 1958
- Thomas Gomez
- Â Sam Austin 1 episode, 1958
- Jeff Morrow
- Â Ben Armstrong 1 episode, 1958
- Chris Alcaide
- Â Al 1 episode, 1958
- Theodore Marcuse
- Â Evanson 1 episode, 1958
- Stafford Repp
- Â Hank the Fence 1 episode, 1958
- Charles Horvath
- Â Stacy 1 episode, 1958
- Madge Kennedy
- Â Miss Greenville 1 episode, 1958
- Ron Foster
- Â Miller 1 episode, 1958
- Lyle Bettger
- Â Harry Driscoll 1 episode, 1958
- Claire Carleton
- Â Mrs. Lacey 1 episode, 1958
- Nina Shipman
- Â Sally 1 episode, 1958
- Stewart Bradley
- Â Detective Franks 1 episode, 1958
- Simon Scott
- Â James Russell 1 episode, 1958
- John Pickard
- Â Derr 1 episode, 1958
- Addison Richards
- Â Thomas Fullerton 1 episode, 1958
- Jan Arvan
- Â Harry 1 episode, 1958
- Ralph Clanton
- Â Staley 1 episode, 1958
- William Kendis
- Â DeSilva 1 episode, 1958
- Basil Ruysdael
- Â Joseph 1 episode, 1958
- Herbert Ellis
- Â Hamer 1 episode, 1958
- Nancy Hadley
- Â Diana 1 episode, 1958
- Mel Welles
- Â Gruller 1 episode, 1958
- Robert Burton
- Â Adams 1 episode, 1958
- Don Dillaway
- Â Wilner 1 episode, 1958
- Mary Young
- Â Mrs. Montgomery 1 episode, 1958
- Clegg Hoyt
- Â Hutton 1 episode, 1958
- George Eldredge
- Â Tate 1 episode, 1958
- David Cross
- Â Peters 1 episode, 1958
- Barry Brooks
- Â Rogers 1 episode, 1958
- Evelyn Scott
- Â Joanne 1 episode, 1958
- Helene Heigh
- Â Mrs. Howard 1 episode, 1958
- William Lundmark
- Â Chris 1 episode, 1958
- George Baxter
- Â Howard 1 episode, 1958
- Mel Berger
- Â Loren 1 episode, 1958
- Hugh Lawrence
- Â Detective Waller 1 episode, 1958
- Desirvee Vieau
- Â Ethel 1 episode, 1958
- William Marks
- Â Simmons 1 episode, 1958
- JoAnne Gaylord
- Â Mrs. Tate 1 episode, 1958
- Ray Tomko
- Â Morgan 1 episode, 1958
- Frances Turner
- Â Mrs. Fields 1 episode, 1958
- Danny Casabian
- Â Sawyer 1 episode, 1958
- Ken Osmond
- Â Henry (uncredited) 1 episode, 1957
- Hope Summers
- Â Mrs. Bartlett (uncredited) 1 episode, 1957
- Harry Wilson
- Â Informant (uncredited) 1 episode, 1957
- Dorothy Neumann
- Â Miss Watts (uncredited) 1 episode, 1957
- Hank Patterson
- Â Lester Maple (uncredited) 1 episode, 1957
- Kitty Kelly
- Â Mrs. Johnson (uncredited) 1 episode, 1957
- Dick Wilson
- Â Injured Man (uncredited) 1 episode, 1957
- Robert Benevides
- Â Jackson (uncredited) 1 episode, 1957
- Syd Saylor
- Â Counterman Sam (uncredited) 1 episode, 1957
- William H. O'Brien
- Â First Counterman (uncredited) 1 episode, 1957
- William Mims
- Â Detective Joel (uncredited) 1 episode, 1957
- Hal Taggart
- Â Ellroy (uncredited) 1 episode, 1957
- Robert Nichols
- Â Tommy Burns (uncredited) 1 episode, 1957
- Lillian Adams
- Â Mrs. Barton (uncredited) 1 episode, 1957
- Art Lewis
- Â Farrell (uncredited) 1 episode, 1957
- Eddie Parker
- Â Officer Jackson (uncredited) 1 episode, 1957
- Henry Rowland
- Â Finch, Undercover Detective (uncredited) 1 episode, 1957
- Elmore Vincent
- Â Scott (uncredited) 1 episode, 1957
- Tracey Roberts
- Â Mrs. Gaines (uncredited) 1 episode, 1957
- Jack Reynolds
- Â Bridges (uncredited) 1 episode, 1957
- Jimmy Cross
- Â Louie (uncredited) 1 episode, 1957
- Ollie O'Toole
- Â Hudson (uncredited) 1 episode, 1957
- Frank Marlowe
- Â Construction Worker (uncredited) 1 episode, 1957
- Lillian Culver
- Â Mrs. Manson (uncredited) 1 episode, 1957
- Alan Reynolds
- Â Mr. Walsh (uncredited) 1 episode, 1957
- Carolyn Nelson
- Â Helen (uncredited) 1 episode, 1957
- Robert Roark
- Â Noble (uncredited) 1 episode, 1957
- Cap Somers
- Â Cabbie (uncredited) 1 episode, 1957
- Howard Ledig
- Â Phillips (uncredited) 1 episode, 1957
- Effie Laird
- Â Rita (uncredited) 1 episode, 1957
- Jane Romeyn
- Â Mrs. Goodwin (uncredited) 1 episode, 1957
- Perry Ivins
- Â Kane (uncredited) 1 episode, 1957
- Joseph J. Greene
- Â Gruber (uncredited) 1 episode, 1957
- Tom Toner
- Â Harry Peterson (uncredited) 1 episode, 1957
- Jeff Daley
- Â Wagner (uncredited) 1 episode, 1957
- Doris Kemper
- Â Mrs. McGraw (uncredited) 1 episode, 1957
- John Kidd
- Â Keller (uncredited) 1 episode, 1957
- Ella Ethridge
- Â Caroline Paul (uncredited) 1 episode, 1957
- Herbert Patterson
- Â Durand (uncredited) 1 episode, 1957
- Gertrude Graner
- Â Mrs. Gruber (uncredited) 1 episode, 1957
- Peg Whitman
- Â Policewoman (uncredited) 1 episode, 1957
- Donald Freed
- Â Nichols (uncredited) 1 episode, 1957
- Dick Bernie
- Â Aarons (uncredited) 1 episode, 1957
- Maralou Gray
- Â Beverly (uncredited) 1 episode, 1957
- Norma Jean Nilsson
- Â Mary (uncredited) 1 episode, 1957
- Tom Masters
- Â George (uncredited) 1 episode, 1957
- Lynn Storey
- Â Nurse (uncredited) 1 episode, 1957
- Lida Piazza
- Â Miss Holt (uncredited) 1 episode, 1957
- Art Bucaro
- Â Donlan (uncredited) 1 episode, 1957
- Irving Mitchell
- Â Hensley (uncredited) 1 episode, 1957
- Irvin Ashkenazy
- Â Clements (uncredited) 1 episode, 1957
- Rudy Dolan
- Â Policeman (uncredited) 1 episode, 1957
- Paul Gary
- Â Fred (uncredited) 1 episode, 1957
- Don Garrett
- Â Long (uncredited) 1 episode, 1957
- George Becwar
- Â Reynolds (uncredited) 1 episode, 1957
- George Brand
- Â Coroner (uncredited) 1 episode, 1957
- Sidney Gordon
- Â Andrews (uncredited) 1 episode, 1957
- Tony Schneider
- Â Bowman (uncredited) 1 episode, 1957
- Joseph Donte
- Â Steven (uncredited) 1 episode, 1957
- Michael A. Monahan
- Â Young (uncredited) 1 episode, 1957
- Kurt Stevens
- Â Ryan (uncredited) 1 episode, 1957
- Jack Haddock
- Â Frye (uncredited) 1 episode, 1957
- John V. Connors
- Â Ellsworth (uncredited) 1 episode, 1957
- Sid Bowe
- Â Attendant (uncredited) 1 episode, 1957
- Eddy Grove
- Â Howard (uncredited) 1 episode, 1957
- Joseph V. Perry
- Â Truck Driver (uncredited) 1 episode, 1958
- William Stevens
- Â Walsh (uncredited) 1 episode, 1958
