James Seay

Col. Hallock

Detective Shattuck

Constable Fenton

Jeff Jeffries

Maj. Andrews

Capt. James Barton

Police Lieutenant

Cruickshank

Man in Tropico Lobby (uncredited)

Judge at Scavenger Hunt (uncredited)

Jack - Ranger Captain (uncredited)

Duke Tavener

Harry Considine / Printer / District Attorney / Charles Washburn

Lieutenant (uncredited)

Judge Spicer

Puff Radford

Herb Innes

Prosecutor (uncredited)

Parker James / Harry Cassidy

B-52 School Instructor (uncredited)

Mechanical Man

Paul De Camp

Leon

Intern (Uncredited)

Lt. Stone

Officer on Downed Seaplane

Carl

Storekeeper / Hank Edwards / Carl Barton

Jethro Gain

Hody Taylor

Mark Clanton

Gov. William Henry Harrison

Lt. Jackson

Naval Lieutenant (uncredited)

Bat McCall

Courtney (uncredited)

Varno

Lt. Dan Armstrong, Homicide

Capt. James Spencer

Felix Newman

Lester Burnley

Mark Chesney

Frank Riley

Roy, Aircraft Plant Worker (uncredited)

Bordine - a Gangster

Leslie Murdock

Wingfield

Bellomont

William Joslin / Theodore Dreiser / Lt. Wells / Mr. Watson

Dave - Flight Dispatcher

Woods Cowboy Hank

Eddie Webster

Joel Creech

Lt. Rawlings / Detective Bucy

Jim Averell

Briefing Officer (voice)

Mayor Harold Emshaw

O'Grane

Juror (uncredited)

Evarts Heilne

Blackjack Silk

Max Thorpe

J. Leeland Bush / Dr. Barton

Col. George Washington

Medical Officer

Jimmy

Westbrook, the Man with Trucks

Boat Attendant

Rancher Jim

Narrator

Milkman (uncredited)

Stretcher Bearer (uncredited)

Mark Emery

Biggie Waldron

Abel Peterson

Official

Slim, Buller's Chauffeur

Tex Harrison

Major Norcross

Jim Kane

Minister

Burt Wooster

Captain Dunhill

Police Capt. Monihan

John Kroger

Andrews

Skipper

Executive Officer / Narrator

Rodd Simpson

Joe Instructor

Carl - Blind veteran

Thomas Eustis

George Clark

Jesse Flores

Lee Walker

Harry Keenan

Joe Radway

Russian tsar

Colonel Banks

Barnabas

Pilot / Voice of Lt. Anderson

Instructor

Captain

Colonel