Eliot Ness
Jim Malone
Al Capone
Oscar Wallace
George Stone
Mike
Payne
George
Nitti
Ness' Wife
Bowtie Driver
Scoop
Lt. Anderson
Preseuski
Mountie Captain
Bartender
Alderman
Mrs. Blackmer
Rangemaster
Cop Cousin
Italian Waiter
Williamson
Overcoat Hood
Ness' Clerk
Ness' Daughter
Blackmer Girl
Reporter
Reporter
Reporter
Reporter
Bailif
Bailiff
Fat Man
Woman in Elevator
Butler
Judge
Defense Attorney
Barber
Bodyguard
Bodyguard
Bodyguard
Bodyguard
Bodyguard
Bodyguard
Bodyguard
Union Station Woman
Gunned Head
Pagliacci
Hotel Clerk
Street Person (uncredited)
Court Reporter (uncredited)
Hoodlum (uncredited)
Gangster at Round Table (uncredited)
Capone's Hitman (uncredited)
Capone's Hitman (uncredited)
Train Announcer (uncredited)
Baby in Carriage (uncredited)
District Attorney (uncredited)
Union Station Bodyguard (uncredited)
Man (uncredited)
Gangster (uncredited)