Greg Carroll

Eric Linden

Sgt. Paul

Ben Alexander

Agent Martin

Jack Cheatham

Sam Dillingham

Dudley Dickerson

Pvt. Norton

Ray Erlenborn

Capt. Bryant

Robert Frazer

Col. Longstreet

Boyd Irwin

Prof. Carroll

George Lynn

Stanley Hume - 5th Columnist

Dennis Moore

Mamie

Bernice Pilot

Capt. Gray

William Ruhl

Lt. John Harmon

Donald Curtis

Linda

Ann Doran

Alma Barton

Constance Worth

Sgt. Blake

Weldon Heyburn

Wallace

Earle Hodgins

Carl Flegler

I. Stanford Jolley

Harold

Emmett Vogan

Elevator Operator

Bill Cartledge

Director

Joseph H. Lewis

Screenplay

Edward Bennett

Story

Arthur Hoerl

Executive Producer

George R. Batcheller Jr.

Producer

E.B. Derr

Director of Photography

Arthur Martinelli

Editor

Howard Dillinger

Production Manager

Earl Sheffer

Assistant Director

William Strohbach