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Quadrilogy

A sequence of four films linked by narrative or thematic continuity.


Emergence and Usage

Quadrilogies extend the trilogy format, offering additional exploration of characters or world-building. Notable early examples are the Alien series (1979–97).

Advantages and Challenges

A fourth installment can reinvigorate a franchise or risk oversaturation. Filmmakers must justify the extension beyond the three-part arc.

Examples

The Jurassic Park series reached quadrilogy status with Jurassic World, and Toy Story 4 continued Pixar’s acclaimed tetralogy.

Reception

Success hinges on narrative necessity and quality; some quadrilogies are celebrated (Toy Story), others criticized as cash grabs.


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