Michael Connelly Creator, Executive Producer Titus Welliver Harry Bosch Actor Amy Aquino Lt. Grace Billets Actor Lance Reddick Irvin Irving Actor Jamie Hector Jerry Edgar Actor Sarah Clarke Eleanor Wish Actor Madison Lintz Maddie Actor Jeri Ryan Veronica Allen Actor Brent Sexton Carl Nash Actor Daya Vaidya Jen Kowski Guest Star Ted Mattison Timothy Jackson Guest Star Johnny Kostrey Nick Kirill Guest Star Joshua Feinman Deputy DA Tim Shaw Guest Star James Ransone Eddie Arceneaux Guest Star Rick Otto Bernardo Piccinini Guest Star Leisha Hailey Maureen O'Grady Guest Star Emilia Ares Layla Guest Star DaJuan Johnson Rondell Pierce Guest Star Scott Klace John Mankiewicz Guest Star John Eddins Wash Guest Star Treisa Gary Coroner's Investigator , Coroner's Investigator Basile Guest Star Henrik Bastin Executive Producer Mikkel Bondesen Executive Producer Pieter Jan Brugge Executive Producer Jan David Frouman Executive Producer Eric Ellis Overmyer Executive Producer, Writer Diane Frolov Writer Alex Zakrzewski Director Tom Bernardo Writer Jamie D. Boscardin Associate Producer T.L. Lankford Consulting Producer Patrick Cady Cinematographer Steven Cohen Film Editor Carrie Audino Casting Helen Geier Casting Laura Schiff Casting Chester Kaczenski Production Design Marc Dabe Art Director