Watch Hawaii Five-0 Season 5 Episode 6 online to find out what happens when the team takes on a killer that likes to murder his victims based on an old horror movie. It's Halloween on the island and suddenly it looks like no one will be safe from the murderer.

Meanwhile, Jerry finds himself up close and personal with the man he's been chasing for months. But no matter how much information they seem to have on the guy being bad, none of it can be proven and he keeps going free. Steve, Danny and Jerry are at their wits' end when they finally catch a break that leads to some eye-opening facts about Farrow and his operation.

Steve is also still having trouble dealing with his brother's murder, now that he's back from spending time with his family. It's not easy for him, but luckily Steve is there to give him support.

What valuable information does Max provide that helps Grover, Chin and Kono catch the spooky serial killer? Will Steve and Danny finally agree about Jerry's crazy theory and work together to catch Farrow? You'll have to watch Hawaii Five-0 online to find out.