Director

Sam Hewit

Paul Carter

Emmet Dolan

Unknown

Inspector Dougal

Crane

Eddie

Unknown

Unknown

Unknown

Joe - Director

Sheriff

Jared Martin

Unknown

Unknown

Ed Beasley

Detective Harding

Balenger

Judge Horace Wheeler

Dave Hart

Jeremy Grant

Lt. Col. Lou Marks

Unknown

Pete Bannion

Unknown

Mr. Harrison

Unknown

Unknown

Henry Hart

Detective Ben Cooper

Unknown

Vince Fetter

Sheriff Billings

Deputy Sheriff Jim Long

Unknown

Colonel Hiller

Josh Miller

Col. Henroy

Unknown

Dutch Schroeder

Thornton

Major - Tank Commander

Unknown

Chief Controller

Passenger Willis (AKA Rowan)

Lex Sharp

Hank Crowell

Unknown

H. T. Stewart

Captain Briskin

Unknown

Unknown

Gen. Parker

Ship's Captain

Tom Mayberry

Sheriff Howard Moss

Judge with Stopwatch

Lt. Wolman

Prison Chaplain (uncredited)

Paul Travers

USCG Lt. Cmdr. Barney Adams

Ed

Unknown

Alec Bruce

Lieutenant Kile

Lt. Pete Kile

Dr. Jay Milton

Unknown

Rancher

Curtis Atherton

Edwards

Police Capt. Jacoby (uncredited)

Interrogator (uncredited)

Howard Wycoff

Unknown

Harry Kellem

Dr. Walter Manning

Dr. David Walters

Col. Curtis Morley

American General

Jordan McClure

Dave Moody

Doctor McPheeters

Unknown

Mr. Robinson

Unknown

Police Officer

Henderson

Ed Hale

Tom Hadley

Charley Cousins

Walter Moody

Sgt. Wilkerson (uncredited)

Unknown

Joe Walters

Commander

Lt. Boutaric

Unknown

Unknown

Willie Long

Unknown

Coach O'Brien

Brookson

Warden Hubbard

Paul Marron

Unknown

Boyle

Unknown

Lieutenant Billings

Unknown

Herm Villiers

Unknown

Webb White

Sheriff Pete Link

Reverend Edward Snow

Sheriff of Largo

Gen. Tyler (uncredited)

Unknown

Bart McCallin

Cmdr. Jerome Burke

Fred Swan

Deputy Sheriff

Mr. McCrea

Mr. Freeman (uncredited)

Fenton Hardy

Phil Jackman

Det. Sgt. Sommers

Ed Galt

Unknown

Fenton Hardy

Captain Grifton (uncredited)

1st Officer

Marshal Jim Feathergill

Maj. Knowles

Monty Morgan

Thomas

Gardener

Detective (uncredited)

Rev. Bethany (uncredited)

Second Policeman in Bank (uncredited)

First FBI Man (uncredited)

Unknown

Capt. Jordan

Detective

Unknown

Dr. Hughes

Cop (uncredited)

Newspaperman (uncredited)

Major Horton

Captain (uncredited)

Unknown

Outlaw Leader

Eldredge

Maj. J.A. White (uncredited)

Police Broadcaster (uncredited)

Russell (uncredited)

Constable (uncredited)

Quintus

Chief Agent Gunby

Cmdr. Willis - Chaplain (uncredited)

Chaplain Willis (uncredited)

Unknown

Detective

Reporter (uncredited)

Ambulance Doctor (Uncredited)

Reporter (uncredited)

Code Expert (uncredited)

Medic (uncredited)

Self