Cousin Ned (1 episode)
Johnny Barnes (1 episode)
Additional Voices (voice) (13 episodes)
Tom Mills (1 episode)
French Representative
Avery Dawson (1 episode)
Lawyer (1 episode)
Fred Fox (1 episode)
Steven Blakely (1 episode)
Mr. Cheever (1 episode)
Mr. Stanford (1 episode)
Howard Wilcox (1 episode)
Phil Paige (1 episode)
Police Lt. Choates (65 episodes)
Second Psychiatrist (1 episode)
Woody Gaynor (1 episode)
George Hausner (1 episode)
The Handsome Dude in Bar (1 episode)
Alan Crandell (1 episode)
Mr. Brimmer
General Roberts
Mort Askins (1 episode)
Dr. Otis Gray (1 episode)
Chief Jensen
Van Richards
William Remington Kane
Michael Garvin Sr. (1 episode)
Carl Maddon (1 episode)
Leonardo, Prosecuting Attorney
Mr. Chuck Dennison (2 episodes)
Paul Crowley (1 episode)
Joe Randolph (uncredited) (1 episode)
Joe Randolph (7 episodes)
Dr. Warburton, Psychiatrist
Judge Judd Hinshaw (1 episode)
Dr. William Guellfe, Plastic Surgeon
Harry Connors
Joe Price (1 episode)
Tony Fuller
Eddie Kling (1 episode)
Fred Carlson (1 episode)
Harry Woodruff
Cy Bowman
Paul Fonda (5 episodes)
Stage Manager (uncredited)
Square, Convict, segment "The Hostages"
Bill Jeffries (1 episode)
An Admiral
Judge
Father Serra (1 episode)
Capt. Pace
Program Hawker (uncredited)
Inspector John
Inspector Wheeler
Mr. Elliot, Health Inspector (uncredited)
Colonel Marsham (1 episode)
Miller Executive
Weber
Blackburn
Paul (1 episode)
Johnson (1 episode)
O'Leary (1 episode)
Abner (1 episode)
Capt. Flood (1 episode)
Bowers (1 episode)
Captain Blair
Narrator (voice)
Inspector Warren
Rocky Gibraltar
Major Gerald Curwin
Telegraph Operator
British Ship Captain
Franklin
Col. Foster [Chs.5-6]
Walter Fleming
Doc Lockwood
Wildcat Cannon (1 episode)
Big Jim, bank robbery leader
Col. Loring
Mooney
Mr. Williams, Insurance Man
Roy DeHaven, alias Pat Gilroy
Judge Roger Dixon
Radio Station Director (uncredited)
Captain Hamilton
Maj. Green
Dr. Mitchell Heller
Taggart
Himself
Doctor (uncredited)
City Detective
Sheriff Frank Casey
Police Lt. Ralph McLaughlin
Police Lt. Grayson
Dr. Martin
Teasdale
Sheriff Ed Lowery
Eugene du Pont
Augustus 'Gus' King
Mr. Boyer
Fred Burns
Chief Marshal
Ranger Captain McLain
88 Keyes (1 episode)
Logger #1
Prison Yard Guard
Luthor, alias The Atom Man
Agent Johnson
Bruce McDermott
Executive No. 2
Official from District Attorney's Office
Contractor
Jim Thorne
Capt. Hayes
Radio Announcer
O'Neill
Commissioner Jim gordon (15 episodes)
Commissioner Jim Gordon
Andrew J. Barrett
Capt. Jim Duncan
Blinky Harris
Lt. Muldoon
Company Detective
Dr. Wilson
Garvey Yager
Police Commissioner Hughes
Fred Muller
Nick Roulade
Johnny Morello
Charles Johnson
George Pierce
Sgt. Jack Craig
Chick Carter
Insp. Malloy, chief interrogator
King Blaine
Buell Renslow
Lucky Dorgan
Jim Davis
Rudolph Toller
U. S. Marshal Bill Hollister
Anthony 'Tony' Sardell
Randall
George Kent
Yellow Gloves Weldon
Tex Irwin
Sergeant Gelsey
Joe Powell
Bill Potts (uncredited)
George Dickson
Capt. Robert Owen
Army Capt. Steve Russell
Ross Waring
Paul Hunter
Dick Porter
Lt. Bob Bennett
Willie Hogger
Marty Collins
Jack Scott
Charles Eastman
Matt Collins
Henry Porter
Singer Martin
Hugo Henderson
Phillip Reeves
Bob Benton
Dave Tolliver aka Bob Kirk
Pvt. Jimmy Barton
'Dynamite' Hogan / Tom Connors
Bill Peck
Francis X. Harrigan
Fred Dennis
Allen Carick
Frank Gordon
Bob Carey
Mr. Harry Lacy
Lucky Lorimer
Dr. Robert Doray
Slattery
Ted Lacey
Charley Barnes
Ross Lonergan
Wallace Storm
Rolfe Brent
Trailer Narrator (voice) (uncredited)
Bob 'Three Star' Halsey
Gale Leland
Bill Houston
Dr. Leonard Goodman
Spencer Carlton
Dr. Greg Connolly
Dr. Gregory Burton
Bob Jones
Buck Weaver
Don A. Andrews
Ted Rand
Daniel 'Danny' Drew
Geoffrey Warning (voice) (uncredited)
Raymond Fox
Bud Saunders
Tony Gage
Michael Loftus
Len 'Lenny' Sully (uncredited)
Robert Cromwell
Phil Winston
Eddie Fields
Edward Griswold 'Eddie' Shaw
Dr. Jerome Preston 'Jerry' Gregory
Newspaper Editor (uncredited)
Police Capt. Dick Rugg (as Lysle Talbot)
Ed Brice