Movies Like Step Siblings Caught 20

If you liked Step Siblings Caught 20 (2021), a movie, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
The Little Death (2014)
★ 6.7/10
A comedy film that looks into the loosely connected lives of people with strange sexual fantasies.
2
Porno (2019)
★ 6/10
When a group of naive teens working at a movie theater in a small Christian town discover a mysterious film hidden in its basement, they unleash an alluring succubus who gives them a sex education…written in blood.
3
Nymphomaniac: Vol. II (2013)
★ 6.7/10
The continuation of Joe's sexually dictated life delves into the darker aspects of her adult life and what led to her being in Seligman's care.
4
Shame (2011)
★ 6.9/10
Brandon, a thirty-something man living in New York, eludes intimacy with women but feeds his deepest desires with a compulsive addiction to sex. When his younger sister temporarily moves into his apartment, stirring up…
5
Basic Instinct (1992)
★ 7/10
Catherine, a novelist with an insatiable sexual appetite, becomes a prime suspect when her boyfriend is brutally murdered -- a crime she had described in her latest story.
6
Citizen Toxie: The Toxic Avenger IV (2001)
★ 6/10
A horrific explosion creates a dimensional portal between Tromaville and its dimensional mirror image, Amortville. While the Toxie is trapped in the mirror dimension, Tromaville comes under the control of his evil…
7
Fifty Shades Freed (2018)
★ 6.7/10
Believing they have left behind shadowy figures from their past, newlyweds Christian and Ana fully embrace an inextricable connection and shared life of luxury. But just as she steps into her role as Mrs. Grey and he…
8
Martha Marcy May Marlene (2011)
★ 6.6/10
After several years of living with a cult, Martha finally escapes and calls her estranged sister, Lucy, for help. Martha finds herself at the quiet Connecticut home Lucy shares with her new husband, Ted, but the…
9
The Diary of a Teenage Girl (2015)
★ 6.6/10
Minnie Goetze is a 15-year-old aspiring comic-book artist, coming of age in the haze of the 1970s in San Francisco. Insatiably curious about the world around her, Minnie is a pretty typical teenage girl. Oh, except…
10
Fair Play (2023)
★ 6.4/10
An unexpected promotion at a cutthroat hedge fund pushes a young couple's relationship to the brink, threatening to unravel not only their recent engagement but their lives.
11
The Evil Dead (1983)
★ 7.3/10
In 1979, a group of college students find a Sumerian Book of the Dead in an old wilderness cabin they've rented for a weekend getaway.
12
Margot at the Wedding (2007)
★ 5.8/10
Margot Zeller is a short story writer with a sharp wit and an even sharper tongue. On the eve of her estranged sister Pauline's wedding to unemployed musician/artist/depressive Malcolm at the family seaside home…
13
Heavy Traffic (1973)
★ 6.5/10
A white dropout struggles to become a cartoonist and filmmaker, drawing inspiration from the harsh, gritty world around him. Still sharing his rundown apartment with his middle-aged parents, an oafish slob of an…
14
Mad God (2021)
★ 6.8/10
A silent figure known as The Assassin travels through a nightmare underworld of tortured souls, ruined cities and wretched monstrosities forged from the primordial horrors of the unconscious mind of Phil Tippett, the…
15
Hungry Hearts (2015)
★ 6.5/10
The relationship of a couple who meet by chance in New York City is put to the test when they encounter a life or death circumstance.
16
Carnal Knowledge (1971)
★ 6.6/10
Two lifelong friends navigate complex sexual encounters and emotional entanglements, wrestling with societal norms and personal desires.
17
Bone Lake (2025)
★ 5.9/10
A couple’s romantic vacation at a secluded lakeside estate is upended when they are forced to share the mansion with a mysterious and attractive couple. In this darkly hilarious and seductive horror story, a dream…
18
The Duke of Burgundy (2015)
★ 6.3/10
Day in and day out, lovers Cynthia and Evelyn enact an elaborate sadomasochistic fantasy as mistress and maid. But as their ritual of domination and submission begins to turn stale, Cynthia yearns for something more…
19
The Overnight (2015)
★ 5.9/10
Alex, Emily, and their son, RJ, are new to Los Angeles. A chance meeting at the park introduces them to the mysterious Kurt, Charlotte, and Max. A family “playdate” becomes increasingly interesting as the night goes on.
20
Infinity Pool (2023)
★ 6/10
While staying at an isolated island resort, James and Em are enjoying a perfect vacation of pristine beaches, exceptional staff, and soaking up the sun. But guided by the seductive and mysterious Gabi, they venture…