Determined Treasury Department investigator Frank Warren (Glenn Ford) goes after a ruthless mobster known as The Big Fellow. When a key informant is murdered, Warren pursues the gangster on charges of tax evasion. But, with a slick mob lawyer hampering him at every turn, and threats being lobbed toward Warren's wife (Nina Foch), the lawman's chances of achieving a conviction are slim to none. His only hope is that one syndicate bookkeeper will have the courage to turn state's evidence. Wikipedia
Determined Treasury Department investigator Frank Warren (Glenn Ford) goes after a ruthless mobster known as The Big Fellow. When a key informant is murdered, Warren pursues the gangster on charges of tax evasion. But, with a slick mob lawyer hampering him at every turn, and threats being lobbed toward Warren's wife (Nina Foch), the lawman's...