Reginald Denny

Prof. David Graham

Lloyd Hughes

Lieut. Dan Burke

Claudia Dell

Diana Sullivan

Jim Farley

Chief James A. Sullivan

John Elliott

Capt. Bill Withers

Barbara Bedford

Kathleen Ryan

Mary Foy

Mary Ryan

Francis Sayles

Police Surgeon Kelly

Al St. John

Radio Officer Jones

Bernard B. Ray

Director

John T. Neville

Story

John T. Neville

Screenplay