The Sex Monster is a 1999 American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 comedy film

Comedy film

Comedy film is a genre of film in which the main emphasis is on humour. They are designed to elicit laughter from the audience. Comedies are mostly light-hearted dramas and are made to amuse and entertain the audiences...

 directed

Film director

A film director is a person who directs the actors and film crew in filmmaking. They control a film's artistic and dramatic nathan roach, while guiding the technical crew and actors.-Responsibilities:...

 and written

Screenwriter

Screenwriters or scriptwriters or scenario writers are people who write/create the short or feature-length screenplays from which mass media such as films, television programs, Comics or video games are based.-Profession:...

 by Mike Binder

Mike Binder

Mike Binder is an American film director, screenwriter, producer and actor.-Life and career:A native of Detroit, Mike Binder grew up in Birmingham, one of the city's suburbs, and attended Camp Tamakwa, which formed the basis for his 1993 film Indian Summer...

.

Plot

A neurotic businessman (Mike Binder) tries to improve his sex life with his wife (Mariel Hemingway

Mariel Hemingway

- Early life :Hemingway was born in Mill Valley, California, the third daughter of Byra Louise Hemingway and Jack Hemingway, a writer. Her sisters are Joan Hemingway and Margaux Hemingway...

) by encouraging her to have a threesome

Ménage à trois

Ménage à trois is a French term which originally described a domestic arrangement in which three people having sexual relations occupy the same household – the phrase literally translates as "household of three"...

 involving another woman. Fortunately, she likes the idea. Unfortunately, she decides that she doesn't need her husband to have fun with ladies. In fact... she ends up preferring them.

Cast

• Mike Binder – Marty Barnes
• Mariel Hemingway
  Mariel Hemingway
  - Early life :Hemingway was born in Mill Valley, California, the third daughter of Byra Louise Hemingway and Jack Hemingway, a writer. Her sisters are Joan Hemingway and Margaux Hemingway...
  
   – Laura Barnes
• Renée Humphrey
  Renee Humphrey
  Renee Humphrey is an American actress who has appeared in both film and television.-Career:Humphrey, born in San Mateo, California, but grew up in the Marinwood area of Marin County, worked extensively as an actress in film and television from 1991 through 2000...
  
   – Didi
• Christopher Lawford
  Christopher Lawford
  Christopher Kennedy Lawford is an American author, actor and activist and member of the prominent Kennedy family.-Life and career:...
  
   – Dave Pembroke
• Kevin Pollak
  Kevin Pollak
  Kevin Elliot Pollak is an American actor, impressionist, game show host, and comedian. He started performing stand-up comedy at the age of 10 and touring professionally at the age of 20...
  
   – Dr. Jerry Berman
• Stephen Baldwin
  Stephen Baldwin
  Stephen Andrew Baldwin is an American actor, director, producer and author. One of the Baldwin brothers, he is known for his roles as William F. Cody in the western show The Young Riders and as Stuart in the movie Threesome...
  
   – Murphy
• Anita Barone
  Anita Barone
  Anita Louise Barone is an American actress. She is best known for co-starring roles in sitcoms The Jeff Foxworthy Show, Daddio and The War at Home.-Life and career:Barone was born in St. Louis, Missouri...
  
  – Carol