Movies Like Sinful Step Siblings

If you liked Sinful Step Siblings (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 Cement Garden (1993)
★ 6.8/10
After the death of her husband, the mother of Julie, Jack, Sue and Tom begins to suffer from a mysterious illness. Aware that she is going to have to go into hospital she opens a bank account for the children, so that…
2
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…
3
Bring Her Back (2025)
★ 7.3/10
Following the death of their father, a brother and sister are sent to live with a foster mother, only to learn that she is hiding a terrifying secret.
4
The Long Riders (1980)
★ 6.7/10
The origins, exploits and the ultimate fate of the James gang is told in a sympathetic portrayal of the bank robbers made up of brothers who begin their legendary bank raids because of revenge.
5
Happiness (1998)
★ 7.4/10
The lives of several individuals intertwine as they go about their lives in their own unique ways, engaging in acts which society as a whole might find disturbing in a desperate search for human connection.
6
Jeff, Who Lives at Home (2012)
★ 6.2/10
Dispatched from his basement room on an errand for his mother, slacker Jeff might discover his destiny (finally) when he spends the day with his brother as he tracks his possibly adulterous wife.
7
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.
8
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…
9
From Dusk Till Dawn (1996)
★ 7.1/10
After kidnapping a father and his two kids, the Gecko brothers head south to a seedy Mexican bar to hide out in safety, unaware of its notorious clientele.
10
Money Train (1995)
★ 5.9/10
When a vengeful New York transit cop decides to steal a trainload of subway fares, his foster brother—a fellow cop—tries to protect him.
11
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…
12
Twisted Nerve (1968)
★ 6.8/10
Martin Durnley is a young man with an infantilizing mother, resentful stepfather and an institutionalized brother with Down's syndrome. To cope, he retreats into an alternate child personality he calls Georgie. After…
13
Ginger Snaps (2000)
★ 6.9/10
The story of two outcast sisters, Ginger and Brigitte, in the mindless suburban town of Bailey Downs. On the night of Ginger's first period, she is savagely attacked by a wild creature. Ginger's wounds miraculously…
14
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…
15
Fifty Shades Darker (2017)
★ 6.5/10
When a wounded Christian Grey tries to entice a cautious Ana Steele back into his life, she demands a new arrangement before she will give him another chance. As the two begin to build trust and find stability, shadowy…
16
Bob & Carol & Ted & Alice (1969)
★ 6.3/10
After returning to Los Angeles from a group therapy session, documentary filmmaker Bob Sanders and his wife, Carol, find themselves becoming vigilante couples counselors, offering unsolicited advice to their best…
17
Newness (2017)
★ 6.1/10
In contemporary Los Angeles, two millennials navigating a social media–driven hookup culture begin a relationship that pushes both emotional and physical boundaries.
18
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…
19
Goodnight Mommy (2022)
★ 6.3/10
When twin brothers arrive home to find their mother’s demeanor altered and face covered in surgical bandages, they begin to suspect the woman beneath the gauze might not be their mother.
20
Dead Ringers (1988)
★ 7.1/10
Elliot, a successful gynecologist, works at the same practice as his identical twin, Beverly. Elliot is attracted to many of his patients and has affairs with them. When he inevitably loses interest, he will give the…