Tim Walsh Creator, Executive Producer, Writer Elliot Wolf Creator, Executive Producer, Writer Troian Bellisario Traci Harmon Actor Brandon Larracuente Alex Diaz Actor Eriq La Salle Sergeant Lasman Actor, Executive Producer, Director Lori Loughlin Lieutenant Bishop Actor Rich Ting Sergeant Koyama Actor Callie Schuttera Mystery Mary Guest Star Shavya Samala Spectator #1 Guest Star Dick Wolf Executive Producer Peter Jankowski Executive Producer Arthur W. Forney Executive Producer Brenna Malloy Supervising Producer Adam Silver Cinematographer Micky Blythe Film Editor Troy Takaki Film Editor Sara Isaacson Casting Ray Yamagata Production Design Mike Piccirillo Art Director Dorit Hurst Set Decoration