Police Lt. Leonard Diamond vies to bring a clever, well connected, and sadistic gangster to justice all the while obsessing over the gangster's girlfriend.
Leonard Diamond
Susan Lowell
Joe McClure
Mr. Brown
Fante
Mingo
Police Capt. Peterson
Alicia Brown
Detective Sam Hill
Nils Dreyer
Ralph Bettini
Rita
Audubon
Young detective
Frank - Lab technician
Photo technician
Nurse
Detective
Fred (hotel clerk)
Miss Hartleby
Attorney Malloy
Bennie Smith, Boxer
