Chad Lindsey

Marshall and Lily enter a Halloween costume party and Robin brings her new boyfriend. Ted and Barney go to the same fancy dress party they go to every year where Ted waits for his lost love, the Slutty Pumpkin.

Frank clashes with a journalist who refuses to reveal a source who has admitted to murder. Plus, Danny works with troubled teens.

When the drug cartel hit man responsible for torching his house resurfaces, things get personal for Danny. Plus, an attack on a police officer on duty directly impacts a member of Frank's team.

Frank's distress rises after the press makes a big fuzz out of the killing of a tourist right in front of a trendy Lower East Side restaurant.

Linda helps with a shooting investigation when she hears the victim reveal who was responsible; Jamie is enraged when Henry is mugged.