Hawaii Five-O/Use a Gun, Go to Hell
Use a Gun, Go to Hell is the eighth episode of the twelfth season of Hawaii Five-O.
Special Guest Star: Paul Koslo (Rolly)
Co-Starring: Nicole Ericson (Perky), Harry Chang (Sunada), Kevin O'Connor (Lab Technician), Damien Kaha'Ulelio (Taki), Cha Thompson (Mother), Daniel Cicogni (HPD Officer), Philip Sunada (HPD Officer), Robert Silva (HPD Officer), Brad Gorman (Young Tourist)
Five-O discovers that the gun used to assassinate a politician has since been used in several other crimes, as it's been passed from hand to hand.