James Cagney

Daniel Patrick "Danny" Kean

Ralph Bellamy

J.R. 'Al' McLean

Patricia Ellis

Patricia Mary 'Pat' Nolan

Alice White

Allison

Ralf Harolde

Jerry the Mug

Robert Emmett O'Connor

Police Lt. Casey Nolan

Robert Barrat

Grover, Graphic News Owner

G. Pat Collins

Hennessy the Fireman

Arthur Vinton

John, Sing Sing Head Keeper