Lockbox
Where to Watch
MGM+ Amazon Channel 
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MGM Plus Overview
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.
Horror
Top Cast
Carla Gugino
Ellen Hershbergen
Lou Taylor Pucci
Winthrop Benson
Katharine Isabelle
Vahna Minter
Roman Kinsella
Young Winthrop
Donald Sales
Det. Rousch
Jason McKinnon
Prosecutor Breslow
Darcey Johnson
Father John Dorr
Lee Tichon
Kevin
Jecca Beauchamp
Young Vahna
👤
Aedan Edwards
The Boy
Jason William Day
Guard
Kenny Wood-Schatz
Unicop
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Release Schedule
Theatrical Jul 2, 2026
Digital Jul 3, 2026
Physical —
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