Bunny Kingston (1 episode)
Tony Pringle (1 episode)
Adrian Brinton (1 episode)
Mr. Wilson (1 episode)
Flight Lieutenant Bill Crawford (4 episodes)
Thomas Langford
Paul Marvin
Timothy O'Brien
Johnny Norton (as Don Douglas)
Variatinsky (uncredited)
Ellison Hayes
John Randall
Police Lt. Randall
Dr. George Gallup
Harolday
Charlie Lucas (as Don Douglas)
Attorney Steven Hayden
Jay Rogers (uncredited)
Bill Banning (uncredited)
Lieutenant-Commander (uncredited)
FBI Agent Harding
Kirk (as Don Douglas)
Henderson
Hendricks
FBI Agent Jack Sampson
Mr. George Andrews (as Don Douglas)
J. Roy Thomas
Attorney Polk
Clay Foster
Captain Tillman (uncredited)
Joe (uncredited)
(uncredited)
Deputy Commissioner O'Neill
James 'Jim' Duff (as Don Douglas)
Bill Farrow
Roger Armstrong
Jed Thomasson
Joe Ellis
Delbert Thompson
1st Duty Officer
Hackberry
Herbert
Dick Stanley, aka Deadwood Dick
Lee Leslie
Department of Justice Official
Jordan
Mr. Grayson, Patient losing Eye Sight (uncredited)
Captain Lewis
Philip Wrede
Mark Carleton
Stevens
Col. Wm. Duncan
Gordon (uncredited)
Joe Grayson
John Woodford
Mack Clark - Flagg's Investigator (uncredited)
Film Director
Stewart Brewster
Ship's Officer - Fight Referee
Inspector Burke
Forbes
Officer of the Day
Infantry Captain (uncredited)
Clarence Fredericks
Ship's Officer (uncredited)
Chet Hackett
Jenkins
District Attorney
Harry Spaulding
Murray
Lt. James Flanner
Special Agent Thomas
J.J. Harper (uncredited)
Williams
Eric Ward
Lt. North (uncredited)
Mr. Edison
Auctioneer McVey (uncredited)
Gooper Goopalowski (uncredited)
Forest Ranger (uncredited)
Dr. Brooks
Officer
Walter Payson - Horseback Rider
Medical Student (uncredited)
Vincent Lynch
Tom Stoddard
