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.
Cornel Wilde
as Leonard Diamond
Jean Wallace
as Susan Lowell
Brian Donlevy
as Joe McClure
Richard Conte
as Mr. Brown
Lee Van Cleef
as Fante
Earl Holliman
as Mingo
Robert Middleton
as Police Capt. Peterson
Helen Walker
as Alicia Brown
Jay Adler
as Detective Sam Hill
John Hoyt
as Nils Dreyer
Ted de Corsia
as Ralph Bettini
Helene Stanton
as Rita
