The BEST Episodes of Doctor Foster
Every episode ever - ranked by fan votes!
Last Updated: Mar 5, 2021
Network: BBC One
A trusted GP sees her charmed life explode when she suspects her husband of an affair. As she uncovers secrets that shock her to the core, how will Dr Gemma Foster react?

#1 - Episode 5
Season 1 - Episode 5 - Aired Oct 7, 2015
Gemma is determined to expose Simon at last. But how far will she go to achieve her goal?

#2 - Episode 4
Season 2 - Episode 4 - Aired Sep 26, 2017
Simon feels confident that he and Kate can finally live securely, free from Gemma's shadow, but it remains to be seen whether Kate can really trust him.

#3 - Episode 1
Season 1 - Episode 1 - Aired Sep 9, 2015
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.

#4 - Episode 5
Season 2 - Episode 5 - Aired Oct 3, 2017
Gemma goes to extreme lengths in order to come out on top and win back her old life. But this time has she gone too far?

#5 - Episode 4
Season 1 - Episode 4 - Aired Sep 30, 2015
Gemma decides on a new start with Simon, but her medical career begins to fall apart.

#6 - Episode 2
Season 1 - Episode 2 - Aired Sep 16, 2015
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.

#7 - Episode 3
Season 1 - Episode 3 - Aired Sep 23, 2015
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.

#8 - Episode 1
Season 2 - Episode 1 - Aired Sep 5, 2017
Two years after Doctor Gemma Foster dramatically exposed her husband Simon's betrayals, forcing him to leave town, her life is destabilised once again when he returns.

#9 - Episode 3
Season 2 - Episode 3 - Aired Sep 19, 2017
Gemma tries to prioritise Tom's needs, even though she and Simon are at each other's throats. But can they put their own feelings aside for their son's sake?

#10 - Episode 2
Season 2 - Episode 2 - Aired Sep 12, 2017
Gemma reels from the repercussions of Simon's return, and scrambles to uncover his secrets and find out what is going on with Tom.