Andre de Toth Director Sterling Hayden Det. Lt. Sims Actor Gene Nelson Steve Lacey Actor Phyllis Kirk Ellen Lacey Actor Ted de Corsia `'Doc'` Penny Actor Charles Bronson Ben Hastings Actor Jay Novello Dr. Otto Hessler Actor Nedrick Young Gat Morgan Actor James Bell Daniel O'Keefe Actor Dub Taylor Gus Snider Actor Gayle Kellogg Detective Kelly Actor Mack Chandler Sully Actor Timothy Carey Johnny Haslett Actor Jim Hayward Zenner Actor Iris Adrian Hastings' Girlfriend Actor Joe Bassett Officer Actor Charles Cane Detective Actor Tom Clarke Salvation Army Singer Actor Dennis Dengate Officer Actor Eileen Elliott Fourth Police Broadcaster Actor Fritz Feld Man with Bandaged Head Actor Diane Fortier First Police Broadcaster Actor Mary Alan Hokanson Second Police Broadcaster Actor Thomas Jackson Bank Guard Actor Jack Kenney Left, a Suspect Actor Faith Kruger Salvation Army Singer Actor Lyle Latell Hoodlum Actor Harry Lauter Roadblock Officer Actor Ruth Lee Third Police Broadcaster Actor Richard Lightner Mark Actor Bert Moorhouse Detective Actor Crane Wilbur Screenwriter Bryan Foy Producer Bert Glennon Cinematographer Thomas Reilly Film Editing David Buttolph Original Music Stanley Fleischer Art Director William L. Kuehl Set Decoration