10. Giuseppe Mammone

This next fellow is an international criminal. You would think that you could trust a man wearing a bow tie and a fancy hat.

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He was brought into the police station for allegedly stabbing someone who refused to “pay up”. Presumably Mammone was a bookie who want to make sure that his clients knew they had to pay. It was discovered that he was convicted of manslaughter in New York City for a similar offense. He was never charged for the murder.