The WORST episodes of Threesome (2021)

Every episode of Threesome (2021) ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Threesome (2021)!

Follows Siri and David, who are high school cops and live together in London. When a night out ends in a spontaneous night of passion with Camille, they are forced to investigate their relationship.

Last Updated: 3/30/2026Network: ViaplayStatus: Ended

6.71

31 votes

#1 - Bar Therapy

Season 1 - Episode 4 - Aired 8/29/2021

Siri and her friends from the university celebrate their half-term exam. Siri tries to get further and further away from David and in the heat of the moment she meets John. Immediate attraction arises.

Watch Now:Amazon

6.86

7 votes

#2 - Maybe A Beer

Season 2 - Episode 3 - Aired 7/10/2024

Mario wants David to move on, but a night out doesn't go as planned, with David feeling torn about Siri's betrayal and his feelings for her.

Watch Now:Amazon Apple TV

6.86

29 votes

#3 - My Name Is Siri

Season 1 - Episode 5 - Aired 8/29/2021

Siri and David's relationship is breaking down and after a big quarrel, Siri runs away from home. In the heat of the moment, she contacts John and now she is suddenly at his home.

Watch Now:Amazon Apple TV

6.89

37 votes

#4 - Aftermath

Season 1 - Episode 2 - Aired 8/29/2021

Siri wakes up and discovers David asleep wrapped around Camille's body. She wakes him up, and like thieves in the night, they sneak out together without saying goodbye. Has something changed between them now?

Watch Now:Amazon

6.94

31 votes

#5 - Kentucky Lemonade

Season 1 - Episode 3 - Aired 8/29/2021

David is in Sweden, and with Siri left alone in London, her anxiety over the threesome becomes overwhelming. She does her best to handle it and goes out partying with Miriam and Josephine.

Watch Now:Apple TV

7.00

30 votes

#6 - The Beauty and the Shittyness of Love

Season 1 - Episode 6 - Aired 8/29/2021

Siri and John have created a parallel universe for themselves. A universe where Siri feels she can be herself in a way she cannot with David.

Watch Now:Amazon

7.00

8 votes

#7 - Ask Siri

Season 2 - Episode 1 - Aired 7/3/2024

After finding out that Siri cheated on him, David finds her betrayal unbearable and tries to learn more about John.

Watch Now:Amazon

7.00

6 votes

#8 - You Looked Me In The Eye And You Swore

Season 2 - Episode 2 - Aired 7/3/2024

Siri realises that her lies and betrayal have caught up with her and tries to seek forgiveness when David confronts her.

7.03

29 votes

#9 - Happy Anniversary

Season 1 - Episode 7 - Aired 8/29/2021

Siri and David celebrate their seventh anniversary and check-in at a luxury hotel. She can not stop thinking about John while David tries to get close. Siri reveals her feelings.

7.04

55 votes

#10 - The Threesome

Season 1 - Episode 1 - Aired 8/29/2021

During a night out, David and Siri meet Camille. A flirtatious game begins where the boundaries are gradually dissolved. In an act of submission of the moment and drunken curiosity, they have a threesome.

7.17

6 votes

#11 - Just Hug You

Season 2 - Episode 4 - Aired 7/10/2024

David tries to have an honest conversation with Siri, but her answers tear deeper into his wounds. Mario tries to help him numb his pain and forget about the situation for a while.

Watch Now:Amazon

7.17

6 votes

#12 - A Rookie Mistake

Season 2 - Episode 7 - Aired 7/24/2024

David's encounter with Siri makes him realise that he is at a crossroads and must choose between his new and old life.

Watch Now:Amazon Apple TV

7.19

32 votes

#13 - I Love Him

Season 1 - Episode 8 - Aired 8/29/2021

Siri has ended things with John. Camille invites Siri and David to a party, after which Siri persuades David to come with her, not knowing that John will be at the same party.

7.25

8 votes

#14 - I Think I Need More Time

Season 2 - Episode 5 - Aired 7/17/2024

David wakes up at Siri's house, and she asks him to visit the emergency room to get his cut looked at. While waiting to get it checked, he has an unexpected encounter.

Watch Now:Amazon Apple TV

7.43

7 votes

#15 - You Can’t Change Someone Else

Season 2 - Episode 6 - Aired 7/17/2024

David tries to distance himself from Siri. He grows closer to Mario and Joanna, but Siri unexpectedly shows up in his life once again

7.89

9 votes

#16 - My Closest In This Life

Season 2 - Episode 8 - Aired 7/24/2024

David goes home with Siri after meeting their old gang. Siri wants answers, and David realises that he must make a decision about the path ahead.