When a knife-wielding attacker dressed as Baron Samedi, the Spirit of Death, stabs a man in costume on Halloween, Danny enters the world of voodoo. Meanwhile, DCPI Garrett opens up to Frank about a dark secret, and Erin and Nicky take Jack and Sean trick-or-treating.
| Creator | Robin Green |
|---|---|
| Actor | Tom Selleck, Donnie Wahlberg, Bridget Moynahan |
| Country | United States of America |
| Production | CBS Productions |