A woman puts her life on the line to protect her troubled, enigmatic cousin, Winthrop, who has been targeted and hunted by a powerful supernatural force.
Lockbox (2026) is a horror film directed by Daniel Stamm, released on July 2, 2026 with a runtime of 1h 45m. It stars Carla Gugino, Lou Taylor Pucci, Katharine Isabelle and Roman Kinsella. Viewers rate it 6.6 out of 10 across 18 ratings.
Watch the official trailer for Lockbox before you stream it.
Carla Gugino
as Ellen Hershbergen
Lou Taylor Pucci
as Winthrop Benson
Katharine Isabelle
as Vahna Minter
Roman Kinsella
as Young Winthrop
Donald Sales
as Det. Rousch
Jason McKinnon
as Prosecutor Breslow
Darcey Johnson
as Father John Dorr
Lee Tichon
as Kevin
Jecca Beauchamp
as Young Vahna
Aedan Edwards
as The Boy
Jason William Day
as Guard
Kenny Wood-Schatz
as Unicop
Directed by Daniel Stamm, written by Justin Yoffe and Soren Narnia, produced by Kearie Peak.
Average viewer score of 6.6/10 from 18 ratings.
This is a competent horror movie about PTSD and grieving families, then it becomes an entirely different movie after about an hour or so and turns into a religious supernatural horror movie which has very little to do with anything that has happened up to that point. It is an abrupt shift and one that I'm not sure the movie sustains adequately. It is certainly not a bad movie, and I enjoyed watching it, but the…
Reviewed on August 7, 2026
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Lockbox (2026) is available to stream on MGM Plus, and to rent or buy from Amazon Video, Apple TV Store, Google Play Movies, YouTube, Fandango At Home and Plex. Streaming availability is checked against JustWatch data and can change by region.
The main cast of Lockbox (2026) includes Carla Gugino, Lou Taylor Pucci, Katharine Isabelle, Roman Kinsella and Donald Sales. The film was directed by Daniel Stamm. You can see the full cast and crew list, with character names, further up this page.
Lockbox was released on July 2, 2026 and runs for 1h 45m.
Lockbox (2026) holds an average rating of 6.6 out of 10 from 18 viewer votes, and is a good pick if you enjoy horror films. Read the viewer reviews on this page to decide for yourself.
Yes. The official Lockbox trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.
