Film

Your Sister's Sister

Lynn Shelton's nimble comedy about three people tangled up in desire, loyalty, and the small humiliations of wanting something you shouldn't. Shot in nine days on an island, it feels loose and lived-in, funny without trying too hard. For anyone who's ever made a mess of things with someone's sibling.

TMDb rating3.3

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Forgetting Sarah Marshall2008

Jason Segel's breakup comedy has the same warm, digressive quality—characters sit around talking, and somehow you're invested in their ridiculous romantic entanglements. Thoughtful without preaching.

But The Hawaiian setting and broader humour might feel too polished if you prefer Shelton's grungier approach.

Forgetting Sarah Marshall poster

Safety Not Guaranteed2012

Another small, character-driven indie comedy about misfits finding connection. It's whimsical but grounded, with real awkwardness beneath the quirk. Same era, same sensibility.

But The time-travel subplot might feel precious, and the tone slides toward sentimentality in ways Your Sister's Sister resists.

Safety Not Guaranteed poster

Happy Christmas2014

Lynn Shelton again. Three characters, a confined space, improvised dialogue that sounds like actual people. It's less funny than Your Sister's Sister but shares its DNA—intimate, slightly messy, trusting the actors.

But It's quieter and sadder. If you want the comedy replicated, you'll be disappointed.

Happy Christmas poster

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The wildcard

Something you would not have found on your own.

Hunt for the Wilderpeople2016

Both films understand that confinement—whether an island cabin or a forest—creates the conditions for people to finally be honest with each other.

Taika Waititi's film about a grumpy old man and a foster kid on the run in the New Zealand bush. Like Your Sister's Sister, it trusts awkward silences, finds comedy in character rather than setup, and makes isolation feel like the right place for revelation.

But It's a road movie with more plot than Your Sister's Sister, and the tone shifts toward action-adventure in the final act.

Hunt for the Wilderpeople poster
More like this (7)

Seeking a Friend for the End of the World2012

Steve Carell and Keira Knightley as misfits on a road trip. Tender and funny, balancing romantic awkwardness with genuine feeling. Shelton's influence hangs over indie comedy of this moment.

But The apocalypse setup is gimmicky, and the film sometimes substitutes whimsy for real stakes.

Seeking a Friend for the End of the World poster

The Skeleton Twins2014

Bill Hader and Kristen Wiig reunite after SNL, playing siblings with real damage. It's funny, sad, and unsentimental about family. Emily Blunt-adjacent thoughtfulness applied to darker material.

But It's much heavier. If you're watching for rom-com relief, this will ambush you.

The Skeleton Twins poster

Obvious Child2014

Jenny Slate's stand-up comedian character faces a pregnancy and an awkward romantic entanglement. It's funny, frank, and interested in how people actually behave when embarrassed. Similar tone.

But New York indie sensibility might feel distant from the island isolation that makes Your Sister's Sister work.

Obvious Child poster

Drinking Buddies2013

Olivia Wilde and Jake Johnson as co-workers caught in romantic confusion. Joe Swanberg's improvisational approach lets small moments breathe. Unresolved feelings handled with humour and tenderness.

But It's genuinely aimless at times. If you need plot momentum, you'll find it frustrating.

Drinking Buddies poster

Computer Chess2013

Andrew Bujalski's black-and-white comedy about a computer chess tournament and the awkward men who love it. Deadpan and clever, finding comedy in sincere weirdness. Different subject, same indie DNA.

But It's oblique and very dry. The laughs are quiet, and some viewers will miss them entirely.

Computer Chess poster

How to Use Guys with Secret Tips2013

Both prioritize actors over plot, trusting conversation and awkwardness to generate comedy without a screenplay's architecture.

A loose, improvised web series about three people in a cabin figuring out relationships. It's cruder and shorter than Your Sister's Sister, but captures the same improvisational warmth—dialogue that sounds like real people stumbling through desire.

But It's barely known and shot on what looks like a camera phone. Watching it requires patience and forgiveness.

How to Use Guys with Secret Tips poster

A Ghost Story2017

Both films use isolation and a confined setting to unlock something true about human connection—one through laughter, one through silence. Formally they're opposites; emotionally they're twins.

David Lowery's haunting film about grief, time, and the people we leave behind. Casey Affleck and Rooney Mara in a house, mostly silent. It sounds nothing like Your Sister's Sister, but both films understand that a small space and real emotion can contain everything.

But It's slow, experimental, and fundamentally tragic. If you want comedy, this will devastate you instead.

A Ghost Story poster

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