Herbert A. Philbrick (117 episodes, 1953-1956)
Special Agent Jerry Dressler (68 episodes, 1953-1956)
Eva Philbrick (30 episodes, 1953-1956)
Special Agent Hal Henderson / Agent Hal Henderson (20 episodes, 1953-1955)
Special Agent Steve Daniels / Special Agent Steven Daniels (13 episodes, 1954-1956)
Special Agent Joe Carey / Comrade George (10 episodes, 1953-1956)
Constance Philbrick / Constance 'Connie' Philbrick (9 episodes, 1954-1956)
Carol - Philbrick's Secretary / Miss Berdoni (7 episodes, 1953-1954)
Special Agent Mike Andrews (6 episodes, 1954-1955)
Comrade Brisson Laylock / Comrade Brissen Layloc / Comrade Laylock Brisson (5 episodes, 1954-1956)
Comrade X / Kirk / Masked Man / The Comedian (4 episodes, 1954-1955)
Comrade Jack Blake / Jack Blake (4 episodes, 1953-1954)
Comrade Mitch (4 episodes, 1954-1955)
Comrade Dan Burt / Comrade Burt (3 episodes, 1954-1955)
Comrade Joe Burton / Joe / Man (3 episodes, 1953-1955)
Comrade Lothar / Lothar (3 episodes, 1953-1954)
Comrade Jeanette / Margaret (2 episodes, 1954-1955)
Comrade Joan / Mrs. Joan Perkins (2 episodes, 1955-1956)
Comrade Sally / Janet Collins (2 episodes, 1953-1956)
Dad Philbrick (2 episodes, 1953-1954)
Special Agent Adams (2 episodes, 1953)
Comrade Dixon Liggett / Dixon Liggett (2 episodes, 1953)
Comrade Harvey / Manning (2 episodes, 1954)
Comrade Marvin Tanner (2 episodes, 1955-1956)
Comrade Eileen / Comrade Marie Dayton (2 episodes, 1953-1954)
Special Agent Bob Marshall / Special Agent Bolb Marshall (2 episodes, 1954)
Comrade Louise Crown / Comrade Rose (2 episodes, 1955-1956)
Comrade Harold Simmons / Comrade Leroy Wilkerson (2 episodes, 1953-1954)
Comrade Martin Dixon / Dixon (2 episodes, 1954-1955)
Comrade Logan (2 episodes, 1954-1955)
Comrade Dan / Comrade Oswald (2 episodes, 1955-1956)
Comrade Bill / Comrade William 'Bill' Hudson (2 episodes, 1953)
Comrade Mullen / Roy Owens (2 episodes, 1954-1955)
Comrade Bob / Walker (2 episodes, 1954-1955)
Comrade Zach / Comrade Zach Draper (2 episodes, 1955-1956)
Comrade Gary Schooner (2 episodes, 1955)
Fred Zimmer / Yaeger (2 episodes, 1953-1955)
Captain Neilson / Kenyon (2 episodes, 1953-1954)
Congressman Tom Leahy / George Reynolds (2 episodes, 1953-1954)
Comrade Ina (2 episodes, 1953-1954)
Golf Pro / Henry (2 episodes, 1953-1954)
Comrade Louise / Telephone Clerk (2 episodes, 1954)
Dr. Lawrence Hiller / Wallace Dunmar (2 episodes, 1955-1956)
Comrade Roach (2 episodes, 1955-1956)
Bill Hoffman / Laboratory Technician (2 episodes, 1955-1956)
Comrade Alec / Comrade Paul (2 episodes, 1954-1956)
Comrade X / James Hillary (2 episodes, 1954-1955)
Comrade Prentice / Conductor (2 episodes, 1955-1956)
Comrade Garro / Comrade Garrow (2 episodes, 1955-1956)
Comrade Long / Delivery Man (2 episodes, 1954)
Tomaso (2 episodes, 1955)
Police Officer (2 episodes, 1956)
Mr. Burns / Peters (2 episodes, 1955-1956)
First Forger / The Mouth (2 episodes, 1953-1954)
Comrade John Bryson / Comrade Rudolph Draskin (2 episodes, 1953-1956)
Comrade 'Mother' Strumm / Jenny (2 episodes, 1953-1955)
Comrade Elaine / Comrade Endora (2 episodes, 1953-1954)
Comrade Mike Ferris (2 episodes, 1954)
Comrade Berrigan / Comrade John Deering (2 episodes, 1955-1956)
Civil Defense Man / Comrade Reid (2 episodes, 1953-1954)
Comrade John (2 episodes, 1954-1955)
Duncan Malone (2 episodes, 1954-1955)
Comrade Dave (2 episodes, 1954)
Comrade Wanda Harris / Elaine Walker (2 episodes, 1954-1956)
Miles Brophy (2 episodes, 1954)
Carl Pressley / Chandler (2 episodes, 1953-1954)
Saunders (2 episodes, 1954)
Comrade Hagan / Moritz (2 episodes, 1955-1956)
Coach Miller / Evans (2 episodes, 1953-1955)
Comrade Paul (2 episodes, 1954)
Comrade. Charles / The Longshoreman (2 episodes, 1953-1954)
Miss Shelby / The Wife (2 episodes, 1953-1954)
Comrade Baker / Comrade Norma (2 episodes, 1954)
Comrade Elsa / Comrade Mary (2 episodes, 1954)
Comrade Dan Ellman (1 episode, 1953)
Eva Philbrick (1 episode, 1953)
Hedler (1 episode, 1953)
Comrade Taylor (1 episode, 1954)
Sarah Holman (1 episode, 1954)
Comrade Ray Webber (1 episode, 1954)
Ed Hughes (1 episode, 1954)
(1 episode, 1954)
Bud Hanson (1 episode, 1954)
Comrade Martha (1 episode, 1955)
Comrade Anna (1 episode, 1956)
Comrade Karl Mueller (1 episode, 1956)
Comrade Sonia (1 episode, 1956)
Comrade Bernard J. 'Tippy' Tipton (1 episode, 1953)
Nichols (1 episode, 1953)
Comrade Neil (1 episode, 1953)
Mays (1 episode, 1953)
Comrade Clyde (1 episode, 1953)
Comrade Walker (1 episode, 1953)
Arlene (1 episode, 1953)
Jim Fielding III (1 episode, 1953)
Comrade Anderson (1 episode, 1953)
Comrade Barbara (1 episode, 1953)
Comrade Margaret (1 episode, 1954)
Comrade Munson (1 episode, 1954)
Cecil Davis (1 episode, 1954)
Comrade Baker (1 episode, 1954)
Comrade Ormand (1 episode, 1954)
Comrade Ethan Dobe (1 episode, 1954)
Comrade Adams (1 episode, 1954)
Jack Roscoe (1 episode, 1954)
Comrade Mike (1 episode, 1954)
Comrade Patty (1 episode, 1954)
Comrade Ferrell Ames (1 episode, 1954)
Comrade Jane (1 episode, 1954)
Comrade Steve (1 episode, 1954)
Paul (1 episode, 1954)
Comrade Bryant (1 episode, 1954)
Comrade Ella (1 episode, 1954)
Comrade Shaw (1 episode, 1955)
Bill Carter (1 episode, 1955)
Lottie Carp (1 episode, 1955)
Charlene Ordway (1 episode, 1955)
Alex Bulgov (1 episode, 1955)
Special Agent Carl (1 episode, 1955)
Barry Collins (1 episode, 1956)
Wanda (1 episode, 1956)
Comrade Karen Leeds (1 episode, 1956)
Comrade Gerta (1 episode, 1956)
Comrade Jager (1 episode, 1956)
Comrade Rita (1 episode, 1956)
Comrade Susan Frazier (1 episode, 1956)
Comrade George Curran (1 episode, 1956)
Comrade Howard Cole (1 episode, 1956)
Norton (1 episode, 1953)
Sue Davis (1 episode, 1953)
Comrade Alice Nixon (1 episode, 1953)
Comrade Rick Harper (1 episode, 1953)
Kettner (1 episode, 1953)
Ross - FBI (1 episode, 1953)
Mrs. Tipton (1 episode, 1953)
Amy Wharton (1 episode, 1953)
Sands (1 episode, 1953)
Comrade Agnes (1 episode, 1953)
Comrade Larry (1 episode, 1953)
Comrade Baltim (1 episode, 1953)
The Lady (1 episode, 1953)
Comrade Mary (1 episode, 1953)
Stanton (1 episode, 1953)
Collins (1 episode, 1953)
Martin (1 episode, 1953)
Comrade Martine Fenton (1 episode, 1954)
Comrade Robert Faulk (1 episode, 1954)
Larry Edwards (1 episode, 1954)
Mr. Marshall (1 episode, 1954)
Mrs. Malison (1 episode, 1954)
Comrade Lucille (1 episode, 1954)
Comrade Monroe (1 episode, 1954)
Special Agent Miller (1 episode, 1954)
Comrade Lester (1 episode, 1954)
Comrade Maun (1 episode, 1954)
Comrade Ben (1 episode, 1954)
Clay Jennings (1 episode, 1954)
Comrade Rogers (1 episode, 1954)
Comrade Irene (1 episode, 1954)
Comrade Frederick Holman (1 episode, 1954)
Steiger (1 episode, 1954)
Comrade Myra Houk (1 episode, 1954)
Comrade. Blank (1 episode, 1954)
Betty Jean Masters (1 episode, 1954)
Duncan (1 episode, 1955)
Senorita Constanza (1 episode, 1955)
Comrade Sedare (1 episode, 1955)
Comrade 'Peter Carp' (1 episode, 1955)
Comrade Boden (1 episode, 1955)
Comrade Fulton (1 episode, 1955)
Comrade Arthur (1 episode, 1955)
Frank Norris - Assassin (1 episode, 1955)
Comrade Albert Anders (1 episode, 1955)
Roger Meredith (1 episode, 1955)
Leevack Charaine (1 episode, 1955)
Mrs. Hillary (1 episode, 1955)
Attorney Jeff Donahue (1 episode, 1955)
Comrade Marin (1 episode, 1955)
Bobby Masters (1 episode, 1955)
Comrade Nyby (1 episode, 1955)
Comrade Cooper (1 episode, 1955)
Lona Nedrick (1 episode, 1955)
Comrade Adams (1 episode, 1956)
Comrade Gayman (1 episode, 1956)
Comrade Brown (1 episode, 1956)
Comrade Gregor (1 episode, 1956)
Eva's Mother (1 episode, 1956)
Ship's Captain (1 episode, 1956)
Comrade Karl (1 episode, 1956)
Comrade Edna (1 episode, 1956)
George Marvin (1 episode, 1953)
Doc (1 episode, 1953)
the Bus Driver (1 episode, 1953)
Night Attendant (1 episode, 1953)
Mr. Nichols (1 episode, 1953)
Upstate Contact (1 episode, 1953)
Mr. Collins (1 episode, 1953)
Harry (1 episode, 1953)
Comrade Jeff L. Platte (1 episode, 1953)
Comrade Mike (1 episode, 1953)
Comrade Al 'Dan' Barrett (1 episode, 1953)
FBI Agent Jenner (1 episode, 1953)
Comrade Borden (1 episode, 1953)
Margaret Wharton (1 episode, 1953)
The Professor (1 episode, 1953)
King (1 episode, 1953)
Comrade Leo (1 episode, 1954)
Phyllis Britton (1 episode, 1954)
Comrade Kupke (1 episode, 1954)
Comrade Willis (1 episode, 1954)
Comrade Felix (1 episode, 1954)
Mr. Hurley (1 episode, 1954)
Salesgirl (1 episode, 1954)
Wyman (1 episode, 1954)
Martha (1 episode, 1954)
Comrade Werner (1 episode, 1954)
Comrade Ashley (1 episode, 1954)
Comrade Gerald (1 episode, 1954)
the Cashier (1 episode, 1954)
Comrade Chester Lang (1 episode, 1954)
Bill Webber (1 episode, 1954)
Hilda Nettleton (1 episode, 1954)
Petrie (1 episode, 1954)
Mr. Malison (1 episode, 1954)
Comrade Joe MacKlin (1 episode, 1954)
Comrade Rickard (1 episode, 1954)
Comrade Nita (1 episode, 1955)
Ralph Desmond (1 episode, 1955)
Miss Cutler (1 episode, 1955)
Comrade Kapotek (1 episode, 1955)
Comrade Nycheck (1 episode, 1955)
Bill Pringle (1 episode, 1955)
Paul Edward Kulaki (1 episode, 1955)
Comrade Esteban (1 episode, 1955)
Comrade Don (1 episode, 1955)
Comrade Reid (1 episode, 1955)
Comrade Rudi (1 episode, 1955)
Comrade Phil (1 episode, 1955)
Comrade Halliday (1 episode, 1955)
Hiltener (1 episode, 1955)
Comrade Grant (1 episode, 1955)
Comrade Peters (1 episode, 1955)
Comrade Claire (1 episode, 1955)
Roger Standish (1 episode, 1955)
Mickey - Schoolboy (1 episode, 1955)
Comrade Goss (1 episode, 1955)
Comrade Whalen (1 episode, 1955)
Mr. Drake (1 episode, 1956)
Comrade Louise (1 episode, 1956)
Dick Andrews (1 episode, 1956)
Jack Porter (1 episode, 1956)
Leon (1 episode, 1956)
Shari Bruner (1 episode, 1956)
Comrade Norbert (1 episode, 1956)
(1 episode, 1956)
Steven Burke (1 episode, 1956)
Comrade Alfred Embers (1 episode, 1956)
Terry (1 episode, 1953)
Comrade Straight (1 episode, 1953)
Comrade George (1 episode, 1953)
Captain Norton (1 episode, 1953)
Comrade Brockman (1 episode, 1953)
Special Agent Charles Tucker (1 episode, 1953)
Mrs. Ives (1 episode, 1953)
Comrade Becker (1 episode, 1953)
Glenn Tucker (1 episode, 1953)
Comrade Phillips (1 episode, 1953)
the Waitress (1 episode, 1953)
Phyllis (1 episode, 1953)
Mr. Vance (1 episode, 1953)
Comrade Ziroc (1 episode, 1954)
Comrade Howard (1 episode, 1954)
Sandra (1 episode, 1954)
Comrade Bess (1 episode, 1954)
Jeanette Lincoln (1 episode, 1954)
Sally Owens (1 episode, 1954)
Comrade Alfred (1 episode, 1954)
Martin (1 episode, 1954)
Comrade Lillian Kinston (1 episode, 1954)
Forest Ranger (1 episode, 1954)
Markham (1 episode, 1954)
Joe (1 episode, 1954)
the Farmer (1 episode, 1954)
Mrs. Baker (1 episode, 1954)
Comrade Chuck (1 episode, 1954)
Mrs. Shelby (1 episode, 1954)
Mrs. Cooper (1 episode, 1954)
Marion Lancing (1 episode, 1954)
Comrade Garry (1 episode, 1955)
Comrade Jack (1 episode, 1955)
Cummins (1 episode, 1955)
Ellen Kulaki (1 episode, 1955)
Comrade Allard (1 episode, 1955)
Jack Graves (1 episode, 1955)
Dr. Freeman (1 episode, 1955)
Gloria Penrose (1 episode, 1955)
Beth Dixon (1 episode, 1955)
Girl in Phone Booth (1 episode, 1955)
Dean Harris (1 episode, 1955)
the Second Courier (1 episode, 1955)
Bill Johnson (1 episode, 1955)
Mr. Stevens (1 episode, 1955)
Special Agent Will Congdon (1 episode, 1955)
George Thompson (1 episode, 1955)
Comrade Luvana (1 episode, 1955)
Comrade Johann (1 episode, 1955)
Comrade Hale (1 episode, 1955)
Dr. Heinz Hoffman (1 episode, 1955)
Comrade Louisa Palmer (1 episode, 1955)
Doreen Bennett (1 episode, 1955)
Louise Burke (1 episode, 1956)
Comrade Phil Butler (1 episode, 1956)
Tailor (1 episode, 1956)
Comrade Lili (1 episode, 1956)
Burl Kirk (1 episode, 1956)
Hans Coleman (1 episode, 1956)
Police Officer (1 episode, 1956)
Gas Station Attendant (1 episode, 1956)
Comrade Vic (1 episode, 1956)
Bob - Attorney (1 episode, 1953)
Elevator Operator (1 episode, 1953)
Comrade Bud (1 episode, 1953)
The Foreman (1 episode, 1953)
Cpl. George Wharton (1 episode, 1953)
Miss Bacon (1 episode, 1953)
Comrade Kloos (1 episode, 1953)
the Counterman (1 episode, 1953)
Albert Maryatt (1 episode, 1953)
Comrade (1 episode, 1954)
President (1 episode, 1954)
Special Agent Breen (1 episode, 1954)
Photography Clerk (1 episode, 1954)
The Service Station Attendant (1 episode, 1954)
the Stranger (1 episode, 1954)
Carter (1 episode, 1954)
Comrade Anderson (1 episode, 1954)
Axel Bronstad (1 episode, 1954)
Gustave (1 episode, 1954)
Comrade Sarah (1 episode, 1954)
Comrade Walter (1 episode, 1954)
Morgan (1 episode, 1955)
Comrade Rhoda Cooper (1 episode, 1955)
Alvin Bolt (1 episode, 1955)
Policeman (1 episode, 1955)
Driver (1 episode, 1955)
Comrade Otto (1 episode, 1955)
Comrade Walsh (1 episode, 1955)
Doctor Ewing (1 episode, 1955)
Comrade Kirk (1 episode, 1955)
Dr. Haven (1 episode, 1955)
Finito (1 episode, 1955)
Comrade Dave (1 episode, 1955)
James Swasey (1 episode, 1955)
Hillman (1 episode, 1955)
Telephone Operator (1 episode, 1955)
Attendant (1 episode, 1955)
Colonel Mikhael (1 episode, 1955)
Judge Halsey (1 episode, 1956)
Mr. Willard (1 episode, 1956)
Arthur Collins (1 episode, 1956)
FBI Agent Jack Shea (1 episode, 1956)
Comrade Zoe (1 episode, 1953)
Officer Jeffers (1 episode, 1953)
Delivery Boy (1 episode, 1953)
Comrade (1 episode, 1953)
The Machinist (1 episode, 1953)
Miss Barr (1 episode, 1953)
Jeanne (1 episode, 1953)
Sergeant (1 episode, 1953)
Police Officer (1 episode, 1954)
Comrade Andrew (1 episode, 1954)
Randall Milton (1 episode, 1954)
The Stewardess (1 episode, 1954)
Plant Guard (1 episode, 1954)
Comrade George (1 episode, 1954)
Colonel Paxton (1 episode, 1955)
Comrade (1 episode, 1955)
Barb (1 episode, 1955)
Miss Burke (1 episode, 1955)
Receptionist (1 episode, 1955)
Bill Shipstad (1 episode, 1955)
Commandant (1 episode, 1956)
Bailiff (1 episode, 1956)
Sergeant Ritter (1 episode, 1956)
The Nurse (1 episode, 1953)
The Factory Guard (1 episode, 1953)
Ketchel (1 episode, 1953)
Lawyer Gresham (1 episode, 1953)
The Male Guest (1 episode, 1953)
Kirby (1 episode, 1953)
Clerk (1 episode, 1953)
Comrade Valentine (1 episode, 1954)
The Radio Operator (1 episode, 1954)
Dr. Blankfort (1 episode, 1955)
Marsten (1 episode, 1955)
Cotton (1 episode, 1953)
Prosecutor (1 episode, 1953)
Campus Cop (1 episode, 1953)
Clerk (1 episode, 1955)
Garage Man (1 episode, 1955)
Mr. Average Man (1 episode, 1954)
Police Officer (1 episode, 1955)
Comrade Don (1 episode, 1953)
Radio Operator (1 episode, 1953)
Comrade Ted (1 episode, 1953)
Comrade Jack (1 episode, 1953)
Comrade Wanda (1 episode, 1954)
Heather (1 episode, 1954)
Mrs. Ballard (1 episode, 1954)
Dale Philbrick (1 episode, 1954)
Comrade Allen (1 episode, 1954)
Comrade Joe Garth (1 episode, 1954)
Comrade Mitchell (1 episode, 1954)
Mr. Burkette (1 episode, 1954)
John Benton (1 episode, 1954)
Mako (1 episode, 1954)
Comrade Jordan (1 episode, 1954)
Warren McNeil (1 episode, 1954)
Comrade Boyle (1 episode, 1954)
Pat Lawson (1 episode, 1954)
Paul Donovan (1 episode, 1954)
Mary Castle (1 episode, 1954)
Comrade Elena Moretz (1 episode, 1954)
Mr. Smith (1 episode, 1954)
Victor Mason (1 episode, 1954)
Blaisdall (1 episode, 1954)
Mr. Kopp (1 episode, 1954)
Comrade Bob Quentin (1 episode, 1954)
the Fire Inspector (1 episode, 1954)
Mrs. Charles (1 episode, 1954)
Comrade Irwin (1 episode, 1954)
Enid - Wanda's Daughter (1 episode, 1954)
Comrade Zirka (1 episode, 1954)
Comrade Eve Baker (1 episode, 1954)
Comrade Tyson (1 episode, 1954)
Thomas Kalfan (1 episode, 1954)
Marine Guard (1 episode, 1954)
Emory Long (1 episode, 1954)
Comrade Lee Terrence (1 episode, 1954)
Comrade Elroy (1 episode, 1954)
Comrade Pete (1 episode, 1954)
Clark Ballard (1 episode, 1954)
Comrade Fuller (1 episode, 1954)
FBI Agent (1 episode, 1954)
Comrade Murray (1 episode, 1954)
Roy Burns (1 episode, 1954)
Comrade Randolph Bishop (1 episode, 1954)
Bike Shop Man (1 episode, 1954)
Comrade X (1 episode, 1954)
Alex Charpe (1 episode, 1954)
Comrade Al (1 episode, 1954)
Fred Semper (1 episode, 1955)
Reverend Murkland (1 episode, 1955)
Comrade Steve (1 episode, 1955)
Comrade Pauling, MD (1 episode, 1955)
Comrade Gregory Collins (1 episode, 1955)
Rita Brooks (1 episode, 1955)
Comrade Gertz (1 episode, 1955)
Communist Information Chief (1 episode, 1955)
Gatekeeper (1 episode, 1955)
Comrade Dan Steller (1 episode, 1955)
Comrade Ralph Brooks (1 episode, 1955)
Mr.Rose (1 episode, 1955)
Mr. Laurel (1 episode, 1955)
Comrade Will Bancroft (1 episode, 1956)
Potter (1 episode, 1956)
Joe Lawrence (1 episode, 1956)
Comrade Lanzing (1 episode, 1956)
Comrade Mae Evarts (1 episode, 1956)
Steve Hawkins (1 episode, 1956)
Maria Eskovar (1 episode, 1956)
Mrs. Hawkins (1 episode, 1956)
Comrade Crane (1 episode, 1956)
Comrade Joe Evarts (1 episode, 1956)
Comrade Bob Morgan (1 episode, 1956)
Comrade Janecha (1 episode, 1956)
Mrs. Dow (1 episode, 1956)
Comrade Jarvis (1 episode, 1956)
Jean Wilson (1 episode, 1956)
Gorin (1 episode, 1956)
Dan Wilson (1 episode, 1956)
Uniformed Officer (1 episode, 1956)
Bud Leffingwell (1 episode, 1956)
Mrs. Lawrence (1 episode, 1956)
Man (uncredited) (1 episode, 1953)
Comrade Jonathan Robinson (uncredited) (1 episode, 1954)
William Freeman (uncredited) (1 episode, 1954)
Comrade Fred (uncredited) (1 episode, 1954)
Brooks Clark (uncredited) (1 episode, 1955)