The Rookie Season 4, Episode 5 A.C.H. Crime Drama IMDB 8.435 Country United States Duration 43 min Air Date 2021-10-31 Actors Nathan Fillion (John Nolan) Melissa O'Neil (Lucy Chen) Eric Winter (Tim Bradford) Alyssa Diaz (Angela Lopez) Mekia Cox (Nyla Harper) Richard T. Jones (Wade Grey) Shawn Ashmore (Wesley Evers) Jenna Dewan (Bailey Nune) Tru Valentino (Aaron Thorsen) Overview When a new designer drug hits LA streets, it turns users into “zombies,” and Officer Nolan and the team have a Halloween they won’t soon forget. Back at home, Lucy questions whether her apartment building might be haunted.