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Watch Open House: The Great Sex Experiment Fr… | StreamScout

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Series poster for Open House: The Great Sex Experiment

Open House: The Great Sex Experiment

2022 - 2025| 3 seasons| IMDb 4.9

Watch Open House: The Great Sex Experiment (2022) for free in the UK on Channel 4. Last updated 20 January 2026.

Streaming availability last checked 20 January 2026

Documentary Reality

Couples explore open relationships. Can sex with other people deepen their bond?

Stream

Streaming info last checked: 20 Jan 2026

Cast

Mike Miller Jess Miller

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