A young couple finds themselves lost in their own relationship. Brought to frustration and confusion one of them shares the idea of an open relationship. Reluctantly the partner agrees and actually travels a new road learning about themself. Perhaps they just needed to find each other, in someone new.
Sign in to add to your listWhat critics are saying
Verdicts use the same scale as your list: highly recommended through avoid — plus optional scores and blurbs.
Nobody on Critic, Sir! has logged a verdict for this title yet. The silence is either respectful or suspicious.
Sign in and use Add to My List below to share your own verdict.
Trailer
Threedom: (Behind The Scenes)
Cast
Watching Lists
Sign in to create and edit public lists.
Loading lists…
Purchase & Discovery
Find this title on Amazon
Digital
Prime Video & digitalAmazon mixes rent, buy, and Prime in one place — one search covers the usual options.
Physical edition
4K Blu-ray & physical releasesSearch on AmazonOfficial merchandise
Official-style merch searchApparel, collectibles, and moreAs an Amazon Associate, Critic, Sir! earns from qualifying purchases. Full disclosure