MGM+ Reveals Bosch Prequel Cast, Including Monaghan and Hardwick

WHO:

Deadline - Cameron Monaghan and Omari Hardwick appear in MGM+’s *Bosch: Start of Watch*.

Collider - Cameron Monaghan replaces Titus Welliver in the first official images for *Bosch: Start of Watch*.

Coming Soon - Cameron Monaghan and Omari Hardwick lead the cast of *Bosch: Start of Watch*.

Deadline - The series follows the origin story of detective Harry Bosch, created by Michael Connelly.

WHAT:

Deadline - MGM+ released first-look images of Cameron Monaghan and Omari Hardwick in the prequel series.

Collider - The first official images reveal Monaghan as the replacement for Titus Welliver in the *Bosch* spin-off.

Coming Soon - MGM+ announced the series’ premiere date and unveiled first-look images.

Coming Soon - *Bosch: Start of Watch* consists of eight episodes.

WHERE:

Deadline - *Bosch: Start of Watch* explores Harry Bosch’s early career in the Los Angeles Police Department.

WHEN:

Deadline - The series is scheduled to premiere January 10.

Coming Soon - MGM+ announced the premiere date and released first-look images on October 29, 2026.

(UPDATED October 29, 2026 21:06 UTC)

MGM+ has released first-look images for *Bosch: Start of Watch*, with Cameron Monaghan replacing Titus Welliver as detective Harry Bosch and Omari Hardwick also starring. The eight-episode prequel follows Bosch’s early career with the Los Angeles Police Department and is based on the character created by Michael Connelly. The series premieres January 10.