CNBC WORLD

S12 E07 — Blood Relatives; End of Life Scam A thieving shopaholic son murders his family to cash in on the family's wealth; a Chicago health facility owner uses an inflated billing scheme in a $20 million rip off.

S12 E08 — Dangerous Luxury Vitaly Borker scores $18 million selling designer knock-off eyewear as genuine from his website in Brooklyn, N.Y.; when customers complain, they are threatened with violence, even murder.

S11 E07 — Making a Killing; Doctor Drug Dealer A motivational speaker murders to get cash for his wild scams; a Los Angeles pain clinic doctor makes millions writing illegal pain prescriptions.

S11 E20 — Top Gun of Fraud A man purchases items such as real estate, boats, and vintage aircraft after stealing over $50 million from a trust fund.

S12 E01 — The Most Hated Man in America? Businessman Martin Shkreli raises the price of a life-saving drug 5,000 percent, but it's his shady accounting and Internet trolling that lands the "Pharma Bro" in hot water.

S12 E03 — Murderous Plot Meets Reality TV When a sexy Florida former escort plots to take her husband's money and his life, her lover tips off the police and her deadly plan is all caught on tape.

S12 E04 — The Polka King Con Polka band leader Jan Lewan rips off his adoring fans with false promises of sizable investment returns.

S12 E07 — Blood Relatives; End of Life Scam A thieving shopaholic son murders his family to cash in on the family's wealth; a Chicago health facility owner uses an inflated billing scheme in a $20 million rip off.

S12 E08 — Dangerous Luxury Vitaly Borker scores $18 million selling designer knock-off eyewear as genuine from his website in Brooklyn, N.Y.; when customers complain, they are threatened with violence, even murder.

S11 E07 — Making a Killing; Doctor Drug Dealer A motivational speaker murders to get cash for his wild scams; a Los Angeles pain clinic doctor makes millions writing illegal pain prescriptions.

S11 E20 — Top Gun of Fraud A man purchases items such as real estate, boats, and vintage aircraft after stealing over $50 million from a trust fund.

S12 E01 — The Most Hated Man in America? Businessman Martin Shkreli raises the price of a life-saving drug 5,000 percent, but it's his shady accounting and Internet trolling that lands the "Pharma Bro" in hot water.

S12 E03 — Murderous Plot Meets Reality TV When a sexy Florida former escort plots to take her husband's money and his life, her lover tips off the police and her deadly plan is all caught on tape.

S12 E04 — The Polka King Con Polka band leader Jan Lewan rips off his adoring fans with false promises of sizable investment returns.

S12 E07 — Blood Relatives; End of Life Scam A thieving shopaholic son murders his family to cash in on the family's wealth; a Chicago health facility owner uses an inflated billing scheme in a $20 million rip off.

S02 E13 — Camaro Cache Jeff and Matt check out a 1970 Camaro that belongs to a man who must sell his toys to help raise his young family.

S02 E14 — Formula For Fortune A brand-new Shelby GT500; a family looking for a new car falls in love with Jeff's unique custom 1957 Chevy.

S02 E16 — Put Your Money Where Your Mouth Is The gang puts finishing touches on all of their cars that are headed for the Austin auction; Jeff must rely on Matt Evans to come to the rescue.

S02 E15 — Austin Auction Action Jeff and Meg go toe to toe with a military couple for a classic '70s muscle car; a friend brings by a late-model Corvette.