Bruce Bennett

Character: Lieutenant John Cronin

Kay Harris

Character: Edith Cassell

Edward Norris

Character: Eddie Miller

Sidney Blackmer

Character: Carlyle Harrison

George McKay

Character: Charles 'Chuck' Brown

John Tyrrell

Character: John Fuller

Don Beddoe

Character: Police Inspector Hanley

Robert Emmett Keane

Character: Mr. Conrad

Lester Dorr

Character: Middle Barber [script name: Harry]

Eddie Laughton

Character: George, end barber [script name only: Felix]

Max Wagner

Character: Recruiting Sergeant

Kenneth MacDonald

Character: Recruiting Station Doctor

Byron Foulger

Character: Bomber

John Dilson

Character: Guthrie

Al Hill

Character: Booking Room Sergeant

Shirley Patterson

Character: Miss Cole, secretary

Edward Hearn

Character: Dynamite Truck Driver

Stanley Brown

Character: Smoke Shop Clerk

Ernie Adams

Character: Smoke Shop Customer

Al Herman

Character: Bookie in 'Cage'

Pat Lane

Character: Henchman Sam, trucker on phone

Ethan Laidlaw

Character: Office Henchman

Connie Evans

Character: Flower Shop Clerk

Jack Gardner

Character: Unspecified Gambler

Harry Tenbrook

Character: Unspecified Saboteur

Hugh Prosser

Character: Unspecified Saboteur

William Lally

Character: Unspecified Policeman

Brick Sullivan

Character: Unspecified Policeman

Eddie Bruce

Character: ? - [script name: Clancy]

Cyril Ring

Character: ? - [script name: Jefferson]

Richard Bartell

Character: ? - [script name: Gunner]

Edmund Cobb

Character: Officer Brody