The Killer Reserved Nine Seats (1974)

A wealthy man invites family and friends to his deserted theater for a gathering, intending to entertain and reconnect. However, the atmosphere quickly turns sinister when it's revealed that one of the guests harbors a deadly secret. As tensions rise and paranoia sets in, the group must confront the chilling reality that a murderer lurks among them. The evening spirals into a gripping game of survival, where trust is shattered, and every moment could be their last. Drama and suspense intertwine in this classic tale of betrayal and fear.