Linus and Davis Larrabee are the two sons of a very wealthy family. Linus is all work -- busily running the family corporate empire, he has no time for a wife and family. David is all play -- technically he is employed by the family business, but never shows up for work, spends all his time entertaining, and has been married and divorced three times. Meanwhile, Sabrina Fairchild is the young, shy, and awkward daughter of the household chauffeur, who has been infatuated with David all her life, but David hardly notices her -- "doesn't even know I exist" -- until she goes away to Paris for two years, and returns an elegant, sophisticated, beautiful woman. Suddenly, she finds that she has captured David's attention, but just as she does so, she finds herself falling in love with Linus, and she finds that Linus is also falling in love with her.
Burt Reynolds is an attractive middle-aged man who suffers a crisis of confidence when ditched by his ambitious singer wife (Candice Bergen), until he begins to forge a new new relationship with an equally insecure teacher (Jill Clayburgh). But when the wife attempts a reconciliation - seduction followed by a truly excruciating song she has composed for him - he realizes where his loyalty lies.
Joe Norson, a poor letter carrier with a sweet, pregnant wife, yields to momentary temptation and steals $30,000 belonging to a pair of ruthless blackmailers who won't stop at murder. After a few days of soul-searching, Joe offers to return the money, only to find that the "friend" he left it with has absconded. Now every move Joe makes plunges him deeper into trouble, as he's pursued and pursuing through the shadowy, sinister side of New York.
A 19th century Western. Chon Wang is a clumsy Imperial Guard to the Emperor of China. When Princess Pei Pei is kidnapped from the Forbidden City, Wang feels personally responsible and insists on joining the guards sent to rescue the Princess, who has been whisked away to the United States. In Nevada and hot on the trail of the kidnappers, Wang is separated from the group and soon finds himself an unlikely partner with Roy O'Bannon, a small time robber with delusions of grandeur. Together, the two forge onto one misadventure after another.
In the distant future, single man and woman scientific team living on one of Saturn's moons to grow food for the starving Earth, have their isolation shattered when a deranged killer, masquerading as a visiting technology expert, arrives at their lonely outpost to take over their work and build a lethal creation: a super-intelligent 8-foot robot which later takes a murderous mind of its own.