Fear Chamber (La camara del terror/ The Room of Terror), also released as The Torture Zone, is a 1971 Mexican horror film directed by Juan Ibáñez and starring Boris Karloff and Julissa.

[2][3] Fear Chamber is one of four low-budget Mexican horror films Karloff made in a package deal with Mexican producer Luis Enrique Vergara.

The others are Isle of the Snake People, The Incredible Invasion, and House of Evil.

Karloff's scenes for all four films were directed by Jack Hill in Los Angeles in the spring of 1968.

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