Movies Like Step Brother . . . Cum Inside Me

If you liked Step Brother . . . Cum Inside Me (2018), 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
Yes, God, Yes (2020)
★ 6.3/10
Alice, a young innocent Catholic girl, is tempted into masturbating after an AOL chat suddenly turns sexual, however is conflicted as the act would be considered a sin.
2
12 Feet Deep (2018)
★ 6/10
Two sisters are trapped under the fiberglass cover of an Olympic sized public pool and must brave the cold and each other to survive the harrowing night.
3
sex, lies, and videotape (1989)
★ 7/10
Ann, a frustrated wife, enters into counseling due to a troubled marriage. Unbeknownst to her, her husband John has begun an affair with her sister. When John’s best friend Graham arrives, his penchant for interviewing…
4
Close My Eyes (1991)
★ 5.8/10
After some years of tension, Richard begins a sexual relationship with his sister Natalie. Now married, the relationship proves dangerously obsessional.
5
What Ever Happened to Baby Jane? (1962)
★ 7.9/10
A former vaudeville child star viciously torments her paraplegic sister in their decaying Hollywood mansion.
6
Bordello of Blood (1996)
★ 6/10
A seedy private eye gets more than he ever bargained for when a missing persons case leads him to a brothel overseen by the mother of vampires and her lusty army of the undead.
7
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…
8
Wendell & Wild (2022)
★ 6.6/10
Two scheming demons strike a deal with a punk rock-loving teen so they can leave the Underworld and live out their dreams in the Land of the Living.
9
Pleasantville (1998)
★ 7.3/10
Geeky teenager David and his popular twin sister, Jennifer, get sucked into the black-and-white world of a 1950s TV sitcom called "Pleasantville," and find a world where everything is peachy keen all the time. But when…
10
Dark Prince: The True Story of Dracula (2000)
★ 6.1/10
Meet the man behind the legend in this true story of Vlad the Impaler, whose vicious and cruel reputation as a bloodthirsty warlord became the basis for the myth of Dracula.
11
X-Rated: The Greatest Adult Movies of All Time (2015)
★ 6.4/10
The evolution of adult cinema through the most influential films in history, a journey that begins in the 1970s and ends nowadays. An in-depth analysis of the success of the most prestigious erotic films, their impact…
12
Ballerina (2025)
★ 7.3/10
Taking place during the events of John Wick: Chapter 3 – Parabellum, Eve Macarro begins her training in the assassin traditions of the Ruska Roma.
13
Aqua Teen Hunger Force Colon Movie Film for Theaters (2007)
★ 6.5/10
An action epic that explores the origins of the Aqua Teen Hunger Force (better known as Master Shake, Frylock, and Meatwad,) who somehow become pitted in a battle over an immortal piece of exercise equipment.
14
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…
15
X (2022)
★ 6.7/10
In 1979, a group of young filmmakers set out to make an adult film in rural Texas, but when their reclusive, elderly hosts catch them in the act, the cast find themselves fighting for their lives.
16
A Streetcar Named Desire (1951)
★ 7.6/10
A disturbed, aging Southern belle moves in with her sister for solace — but being face-to-face with her brutish brother-in-law accelerates her downward spiral.
17
Everything Everywhere All at Once (2022)
★ 7.7/10
An aging Chinese immigrant is swept up in an insane adventure, where she alone can save what's important to her by connecting with the lives she could have led in other universes.
18
Lovelace (2013)
★ 6/10
Story of Linda Lovelace, who is used and abused by the porn industry at the behest of her coercive husband, before taking control of her life.
19
Ramona and Beezus (2010)
★ 6.6/10
Ramona is a little girl with a very big imagination and a nose for mischief. Her playful antics keep everyone in her loving family on their toes, including her older sister Beezus, who's just trying to survive her…
20
Everything You Always Wanted to Know About Sex *But Were Afraid to Ask (1972)
★ 6.5/10
A collection of seven vignettes, which each address a question concerning human sexuality. From aphrodisiacs to sexual perversion to the mystery of the male orgasm, characters like a court jester, a doctor, a queen and…