Best movies like The Sister in Law

Brad's wife Susan is mysteriously murdered. Brad begins recounting all the affairs he had with women he met on an internet fantasy line. One of those women was the murderer. Who, and why?

Vixen lives in a Canadian mountain resort with her naive pilot husband. While he's away flying in tourists, she gets it on with practically everybody including a husband and his wife, and even her biker brother. She is openly racist, and she makes it clear that she won't do the wild thing with her brother's biker friend, who is black.

Married couple Jack and Terry Linden are experiencing a difficult period in their relationship. When Jack decides to step outside the marriage, he becomes involved with Edith, who happens to be the wife of his best friend and colleague, Hank Evans. Learning of their partners' infidelity, Terry and Hank engage in their own extramarital affair together. Now, both marriages and friendships are on the brink of collapse.

A Beverly Hills home-security guard is seduced by a rock star's wife he monitors by video.

A man becomes obsessively jealous of his pianist wife and her violinist companion.

Believe it or not even in Smalltown USA there are still people who are unfulfilled and unrelieved in the midst of plenty. Levonna & Lamar could have the perfect relationship if it were not Lamar's obsession with rear entry. After submitting to the one last time Levonna comes up with a plan. While Lamar is trying find other tail to try his technique on, Levonna becomes Lola with aid of a wig and a Mexican accent. A Mexican cocktail later Lola finally has Lamar straight, but he wasn't awake for it. The gay marriage counselor, attracted to Lamar's problem, couldn't help them and Lemar must finally seek redemption at the church of Rio Dio Radio and the laying on of hands by Sister Eufaula Roo.

Two young couples taste the "free and easy" life on a cross country motor-home tour until love backfires and tragedy follows.

Handsome and successful Jim appears to have it all: he's married to the beautiful and supportive Lisa, has a healthy baby, and works a cool gig as the director of hardcore porno fare. Jim's seemingly perfect life starts to fall apart when he has an extramarital fling with an actress and the local Los Angeles vice cops close in to make a bust.

A jaded, wealthy couple watch a blue movie in their castle home along with her adult son. The son is testy, so they go into town and watch a circus-like thrill ride. The daredevil woman in the show looks exactly like one of the women in the movie, so the man invites her to join them for a nightcap. Tensions among the family seem to rise. She stays overnight, and during her 24 hours in the castle, each of its three residents involves her in a fantasy. She, in turn, keeps asking, "Who has the gun?" Will there be violence before it's over?

A married college professor decides to seduce her student, whom she hired as a handyman for her yacht. The hesitant student succumbs to his buxom professor, but their romance is interrupted by her corrupt husband and a masked murderer.

Unhappily married couple Roslyn and Michael lead separate affairs that lead to violent repercussions for all.

A free-spirited natural beauty teaches an entire family to reconnect with their own sexuality. Elke is invited to stay with the Stillman family in their luxurious home in Malibu. The outward appearances of a happy and successful family soon dissolve as Elke finds each to have emotional and sexual problems that only she can help them overcome.

In this erotic spy tale private eye Cody Abilene teams up with the Contessa Luciana and policewoman Beverly McAfee to infiltrate a mansion and discover who is sending computer secrets to the Russians.

After a crippling injury leaves her husband impotent, Lady Chatterly is torn between her love for her husband and her physical desires. With her husband's consent, she seeks out other means of fulfilling her needs.

A gallerist risks her family and flourishing career when she enters into an affair with a talented painter and slowly loses control of her life.

Tales of eleven losers are told and interwoven. Burt can't satisfy Angel, so she seeks the arms of another man, who is caught by Angel in the arms of another woman. Angel ends up with Justin, who ends up with a co-worker's wife. As Angel and Burt argue, a sorceress watches, and eventually seduces Burt while Angel gets to know Ray, who had previously chased a blonde girl down on the coast. You get the idea.

A young man returns to his rich family's estate after a stay in a mental hospital. He finds that his father has married his deceased wife's nurse, who is secretly plotting with her lover

Seventeen-year old Cindy is in awe of big sister, Donna’s sexual exploits, but she just doesn’t get it. Whether she’s spying on Donna, parked and “makin’ it” in the driveway with her boyfriend, or watching her bang dear ol’ stepdad, Cindy is curious but timid. But “don’t be afraid, Cindy” instructs the dreamy, ballady, canned-cheese 70s soundtrack, as Cindy inches her way toward womanhood.

18-year-old Sean's first summer after completing high school is much spent with 28-year-old teacher Diane, who's husband is too often motorcycle-racing instead of with her. Wacko Ralph also has "the hots" for Diane; and it doesn't help that Sean was with Ralph's younger brother, Lou, when Lou died

A wife unhappy in her marriage begins an affair with an art student, unaware that her husband, a race driver, is also having an affair.

Sexy hippie chicks Carol and Maureen get more than they bargained for when they hitch a ride with groovy hippie dude Chuck in his nifty mobile bus home. The trio get lost in the Florida Everglades following a fierce rain storm and embark on a startling spiritual journey of self-discovery.

A woman attempts suicide when she suspects her husband doesn't love her and is having an affair. Now she's wheelchair-bound, and her husband, who indeed doesn't love her and is having an affair, hires a private nurse to look after his wife. The nurse begins to suspect that she was hired because of unproven allegations that she murdered someone's wife in a similar situation, that the husband wants her to murder his wife.

Schoolgirl Inga goes to visit her sister in Stockholm and is shocked to find her living with her boyfriend, Casten.

When a high school senior is dumped by her boyfriend, her grades fall drastically...to avoid failing, she begins seducing her male teachers. Thus begins her downward spiral into drug addiction and prostitution, and ultimately assassinations for a kingpin mob boss.

A sinister seductress vows to destroy a suburban family.

A religious fanatic murders people who are engaging in sex.

A sexy brain teaser of a thriller with nods to classic film noir of the past mixed with a post-modern flair of David Lynch-style surrealism and surprises. When Mickey Lewis, a homeless struggling artist crosses paths with Katrina, the beautiful rich wife of Arthur Webb and is enlisted to paint their home, deadly passions ignite. Soon hidden agendas, dangerous seductions, double and triple-crosses spiral Mickey's life out of control leading to a motel in the middle of nowhere filled with strange people and twisted secrets that all hold the key to the mystery of Mickey's past, present, and future. All it takes is - ONE IN THE GUN.

When Simon, a ruggedly handsome caretaker, takes a job at the lavish estate of world-renowned L.A. plastic surgeon, Dr. Trent Bortz, little does he suspect that he has stumbled into a nest of Vipers. But this ex-martial arts fighter discovers appearances can be truly deceiving.

A sex-crazed nympho helps speed along her father's death so she can use the inheritance to help out her depraved boyfriend.

Not long after they cross paths at an art gallery, Ray Reardon, an architect, and hypnotically sensual Lena are married with children. Only then does Ray catch his wife in escalating lies, which leads him to find out that Lena's past is invented and that she has been manipulating him ever since their first "chance" meeting.

A sexually unfulfilled housewife begins working in a high class brothel and starts a mutually obsessive relationship with a creepy regular customer.

A young housewife gets involved in the "swinging" scene and discovers that it isn't all it's cracked up to be.

Acclaimed actress Val Binnes decides to play a bold and uninhibited role in a controversial new movie for her ambitious, but neglectful and self-absorbed director husband Peter. Val finds herself becoming too caught up in the risqué part, throws caution to the wind, and has an adulterous affair with her hunky, but arrogant leading man Rick. Can Val and Peter's marriage survive the pressure and problems of making the picture?

Fontaine Khaled is the wife of a wealthy but boring businessman. She spends his money on her nightclub, The Hobo, and partying. She hires a manager, Tony, to run her club, but it is understood that his job security is dependent on him satisfying her nymphomaniac demands.

At his bachelor party, Jason has a one-night fling with Nikki, a radiant beauty with whom he forms an immediate bond. They agree to keep their secret locked away forever. Two years later, Jason, his wife, Andy and his fiancee plan a reunion weekend. Jason is shocked to discover that Andy's fiancee is Nikki. Now, secret and passionate affairs are played out.

Abigail Leslie has been away for years but has now returned to the small town of Baypoint, where her sexual appetite made her infamous. Abigail is a woman who is serious about her carnal pursuits, and upon her return she immediately re-establishes her pursuit of the flesh of a lonely tomboy who has a longing for her brother, a repressed housewife who harbors a hidden love of the ladies, and a troubled husband and wife, Abigail having seduced the husband prior to her departure years earlier.

Archaeologist Walter and his wife Laura are working at a dig on a small island off the coast of Sweden. One day Laura catches Walter having a go at it with his sexy assistant, Anna. Laura calls in her old friend--and former lesbian lover--Hanni to help get her revenge on Walter by having she and Hanni seduce Anna.

Three couples deal with problems in their sex lives that threaten their marriages. A wife discovers that her husband has been unfaithful, a couple argue about having children, and a couple realize that the spark has left their marriage.

Since Moonbeam Swiner is The Pigkeeper's Daughter, it's no surprise that her best friend in the whole wide world is a little piggy named Lord Hamilton. And that has her Ma worried. After all, Moonbeam has reached the ripe old age of 19 and she still ain't hitched yet. So when a traveling salesman from the big city arrives on the scene, Ma quickly out-cons the con-artist and Pa arranges a shotgun wedding.

A psychological thriller about a married women who has an affair with a charming young man and gets involved in a series of murders not knowing if the killer is her lover or her husband or someone else.

Cyril and Fiona, a free-wheeling married couple, travel to a tropical coastal town to follow their sexual fantasies. Cyril is a manipulator. There, they meet another couple, Catherine and Hugh, and their three children. Hugh is a one-armed photographer who specializes in nude photographs of peasant women. Soon, they decide to live together and an erotic atmosphere develops between them.

A mysterious attacker is preying on the rich and decadent set in an elite community.

Sweet Georgia is the sex-crazed nympho wife of the brutal rancher, Big T. Unfortunately, Big T is an ugly, abusive drunk, and Georgia looks for love elsewhere.

In an erotic update of "Strangers on a Train", airline pilot Ted Beaumont and his lover, Erin Davenport, scheme to rid themselves of their respective spouses. Ted's wife disappears mysteriously and thinking that all is proceeding well, he plans an elaborate scheme to kill Erin's husband. However all is not as it seems.

Unsatisfied in her marriage, Rachel begins seeing Rick, unaware that her lawyer husband Tom is also having an affair. But she discovers that Tom hired Rick to seduce her, so that Tom could get grounds for a divorce.

A couple try to save their marriage, while their houseguest discovers her sexuality.

A series of unrelated amorous lovers are connected by a chain of desire.

The sadistic Madam Margareta is a talking side of beef that serves as the hostess and ring leader for a live sex tease show and whorehouse. Madam's shows always feature her bodacious nieces Susanna and Karen, who perform in everything from striptease to S&M acts. Karen meets and eventually runs away with a rich guy. Susanna falls in love with a deceptive airport cargo handler. After several more kinky shows and various soft core sex scenes, Karen is gone and Susanna and her man find out the truth behind each others lies.

When three women get cheated on by their husbands they decide to get even and open up The Mistress Club, where seduction is the name of the game and forbidden sex is the natural outcome.

A couple's weekend getaway to find some time together turns into a swinging good time.