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Cash-strapped couple Gemma and Kieron open their apartment to a new flatmate, Ray - and realize the three of them were meant for each other. Trigonometry is a Comedy, Drama, Romance series that is currently running and has 1 seasons (8 episodes). The series first aired on March 15, 2020. It has moderate reviews from critics and viewers, who have given it an IMDb score of 6.8.

Trigonometry is available for streaming on the BBC Two website, both individual episodes and full seasons. You can also watch Trigonometry on demand at HBO Max, Amazon, Vudu, iTunes online.

Sunday at 10:00 PM on BBC Two
1 Season, 8 Episodes
March 15, 2020
Comedy, Drama, Romance
Cast: Ariane Labed, Thalissa Teixeira, Gary Carr, Rebecca Humphries
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Trigonometry Full Episode Guide

  • The triad have never been happier, but a family tragedy throws everything up in the air. Gemma faces a possibility that she never dreamed of, and Ray makes a decision.

  • The caf? is under threat and Ray thinks she has the solution, but Gemma and Kieran aren't sure. The triad come out to their friends and family, sparking some surprising reactions.

  • Ray's mum, Mathilde, visits London for Ray's birthday. It's been a year since Ray left home and Mathilde tries to navigate the distance growing between her and her only child. Over a tense birthday dinner, Mathilde observes a new dynamic between Ray and her landlords.

  • The day after the wedding. Gemma and Kieran are due to go on their romantic honeymoon in Finland and Ray starts a new job.

  • Following Ray's declaration the night before, Gemma and Kieran go ahead with their wedding day. Will the tension between the three come to a head in front of friends and family?

  • In the months before the wedding, Ray, Gemma and Kieran's lives intertwine in new and unexpected ways.

  • Everyone is confused after their shared moment the night before. At work, Gemma gets a visit from her dad, Ray has a panic attack, and something goes wrong on Kieran's shift.

  • In London, cafe owner Gemma and her paramedic boyfriend Kieran are barely making ends meet. Their new lodger Ray initiates an adventure nobody expected.