Episode 1
Episode 1
54m6.6 / 10
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.
Episode credits
Directed by Tom Vaughan
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.
Streaming, rental and purchase options
Where to watch in United States
Checked Sep 2, 2026
Doctor Foster is available to stream on Britbox, Britbox (Via Amazon Prime), and Hoopla in United States. You can also rent or buy it from Google Play, Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.
Watch free
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
Choose an episode, then use the watch options above for the show.
Where to watch Doctor Foster
Episode 2
Episode 2
54m7.0 / 10
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 credits
Directed by Tom Vaughan
Episode 3
Episode 3
54m6.6 / 10
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 credits
Directed by Tom VaughanGuest stars John Webber
Episode 4
Episode 4
54m6.9 / 10
Gemma decides on a new start with Simon, but her medical career begins to fall apart.
Where to watch Doctor Foster
Episode 5
Episode 5
54m7.1 / 10finale
Gemma is determined to expose Simon at last. But how far will she go to achieve her goal?
Where to watch Doctor FosterEpisode information updated Sep 14, 2026
More about Doctor Foster
Cast
Suranne JonesDr Gemma Foster
Bertie CarvelSimon Foster
Clare-Hope AshiteyCarlyIsabelle Estelle CorbusierKiki Farren
Thusitha JayasunderaRos Mahendra
Martha Howe-DouglasBecky
Jodie ComerKate Parks
Tom TaylorTom FosterCredits
- Created by
- Mike Bartlett
Production details
- Status
- Returning Series
- Series type
- Scripted
- Episodes
- 15
- Original language
- English
Networks & production
BBC OneUnited Kingdom
Drama RepublicUnited Kingdom
Themes
abortiondivorceextramarital affairinfidelity
