William Henry as Peter Barton

Louise Campbell as Betty Bryant

Richard Denning as Dan Barton

Robert Paige as Chester 'Chesty' Miller

Anthony Quinn as Nick Buller

John Miljan as Slade Wiley

John Marston as Lt. Murdock

Joseph Crehan as H. Tyler Joyce, editor

Sam Ash as Fireman

Barbara Barondess as Ada Miller

Henry Blair as Ada's Son

Stanley Blystone as Mack - Emergency Squad Sergeant

Wade Boteler as Workman

George Bunny as Mailman

Sonny Bupp as Peter

Tommy Bupp as Jimmy

A.S. Byron as Apartment Man

Donald Curtis as Ambulance Interne

Kenne Duncan as Jack

Jimmie Dundee as Jimmy

Jack Egan as Reporter

Lillian Elliott as Landlady

Maude Fealy as Mother

Walter Fenner as Doctor

Oscar 'Dutch' Hendrian as Workman

Weldon Heyburn as Lennie - Squad Member with Newspaper

Darryl Hickman as Bob

Carol Holloway as Crying Wife at Hospital

George Humbert as Italian Deli Manager

Jack Kennedy as Mounted Policeman

Willard Kent as Elevator Operator

George McKay as Griggs

Ivan Miller as Policeman

Howard M. Mitchell as Elevator Operator

Rex Moore as Elevator Operator

Norma Gene Nelson as The Little Girl

Pat O'Malley as Fire Captain

James Pierce as Policeman

Catherine Proctor as Emily

Wilfred Roberts as Wally, Squad Member

Oscar Rudolph as Photographer

James Seay as Slim, Buller's Chauffeur

Frank Shannon as Construction Supervisor at Elevator

Georgia Simmons as Apartment Woman

Walter Tetley as Matt

Eduardo Thomajan as Butch, the Bomber

Zeffie Tilbury as Mrs. Cobb