Reacher Season 4 Cast

Reacher Season 4 Cast: Alan Ritchson Returns with Agnez Mo and a Fresh Ensemble

Prime Video’s hit action series is back. On August 12, 2026, the first three episodes of Reacher Season 4 dropped, pulling Jack Reacher into a high-stakes conspiracy drawn from Lee Child’s novel Gone Tomorrow. The season trades small-town settings for the streets of Philadelphia and delivers a sharp new cast alongside the series’ unstoppable lead.

Source: Prime Video / Amazon

The Core Cast Driving Season 4

Alan Ritchson returns as Jack Reacher, the towering former military police investigator whose quiet routines never stay quiet for long. This season opens with a chance encounter on a Philadelphia subway that spirals into a deadly hunt involving missing evidence, powerful political figures, and forces that operate far above the law.

Joining him are several key new faces confirmed by Deadline, Variety, and official Prime Video announcements:

• Sydelle Noel as Tamara Green, a Philadelphia detective whose investigation collides with Reacher’s path.
• Christopher Marquette (also credited as Christopher Rodriguez-Marquette) as Jacob Merrick, a small-town police officer seeking answers after a personal tragedy. He stepped into the role after Jay Baruchel exited for personal reasons.
• Kevin Corrigan as Detective Shaun Docherty, Tamara’s partner.
• Kevin Weisman as Russell Plum, a freelance journalist digging into sensitive government operations.
• Marc Blucas as Congressman John Samson.
• Kathleen Robertson as Elsbeth Samson.

The season keeps the series’ signature intensity while expanding the web of allies and adversaries around Reacher.

Agnez Mo Steps Into the Spotlight as Lila Hoth

One of the most talked-about additions is Indonesian singer and actress Agnez Mo in her first major English-language television role. She plays Lila Hoth, a young Indonesian woman who arrives in Philadelphia with her mother in search of her American biological father. The character quickly becomes central to the unfolding mystery.

Source: Prime Video / promotional still via public posts

Alongside her is fellow Indonesian artist Anggun as Amisha Hoth, Lila’s mother. Their casting marks a notable international expansion for the series and has drawn significant attention from fans across Southeast Asia and beyond. Agnez Mo’s performance has already been highlighted in early coverage as a compelling new presence in the Reacher universe.

Watch the Official Trailer

Catch the full official trailer for Reacher Season 4 here: REACHER Season 4 - Official Trailer | Prime Video

The first three episodes are streaming now on Prime Video, with new episodes releasing weekly through September 16, 2026.

What do you think of the new cast so far? Drop your thoughts on Agnez Mo’s role, your favorite new character, or predictions for the season in the comments. Hit like if you’re already diving into the episodes, and subscribe for more coverage on the biggest streaming releases.

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Sources
Deadline, Variety, Entertainment Weekly, Wikipedia (Reacher TV series page), Prime Video official announcements, and contemporaneous reporting from June 2025 through August 2026.