Captain

Governor

Ned (uncredited)

Sam Bradley

Harry Dorn, Bartender

John Gunther

Dr. Schetman

Preston

Vic (uncredited)

Marshal Bill

Sheriff's Deputy (uncredited)

Sheriff Sam Kimberley

Alvin Dennis

Sgt. Vet McCloud

Sheriff Bullard

Motorcycle Policeman (uncredited)

Trooper Hadley

Klansman (uncredited)

Henchman Dawson

Lieutenant

Man in Assayer's Office (uncredited)

Pete

Sgt. Braddock

Orderly

Ship's Officer

Matt Henley

Sgt. Lybarger

Information Officer (uncredited)

T-Man Driving Car C (uncredited)

Jerome Selby

Rennie

Dr. Harold Fisher (uncredited)

Third Brother (uncredited)

Major (uncredited)

Ex-Sergeant on Front Line with Josh (uncredited)

Spike

Sgt. Chris Zanoba

Sheriff Persons

Calhoun (uncredited)

Second Diver

Inspector

Gundy Boyd

Lt. Ridgeford

Jack Harvey aka Jack Martin

Oak Mason - Henchman

Sharkey - Outlaw

Duke

Perez

George Wilson

Reuben Hay

Dr. Knudson

Vince Branton

Ed Culbertson

Jack - Assistant Director (uncredited)

Frank Ross

Policeman at Accident

Joe, Customs Guard (uncredited)

Devers (uncredited)

Marshal James Thorne

Sheriff of Tucson (uncredited)

Wynberg