Episode 1
Episode 1
Brilliant, vivacious GP Gemma Foster has her life torn apart when she investigates whether her husband is harbouring a dark secret. The truth will shock her to the core.
TV series
Doctor Foster
20153 seasons7.0 / 10
Can you ever really know someone?
A woman suspects her husband of having an affair. After following several lines of enquiries far more unravels including a streak of violence below the surface.
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Checked Jul 22, 2026
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Synopsis
A woman suspects her husband of having an affair. After following several lines of enquiries far more unravels including a streak of violence below the surface.
Season 1 episodes
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Episode 2
Episode 2
Reeling from the secrets she has uncovered, Gemma has a decision to make - but a visit from a surprise patient means she also faces an acute professional dilemma.
Episode 3
Episode 3
In public Gemma plays the perfect wife, while secretly concocting a plan to ensure she comes out on top - only to make new discoveries about the full extent of the secrets that those around her are holding on to.
Episode 4
Episode 4
Gemma decides on a new start with Simon, but her medical career begins to fall apart.
Episode 5
Episode 5
Gemma is determined to expose Simon at last. But how far will she go to achieve her goal?
Episode information updated Jul 22, 2026
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