Matthias Duval is in love, but he can't choose between the two twin sisters Betty and Liz Kerner. To pick up the two sisters, he invents his own twin brother and will play both characters.
Julius and Vincent Benedict are the results of an experiment that would allow for the perfect child. Julius was planned and grows to athletic proportions.
Estranged siblings reunite after years apart, forced to confront unresolved tensions and reevaluate their strained relationships with their emotionally distant parents.
Charlie Kaufman is a confused L.A. screenwriter overwhelmed by feelings of inadequacy, sexual frustration, self-loathing, and by the screenwriting ambitions of his freeloading twin brother Donald.
Two identical twin sisters, separated at birth by their parents' divorce, are reunited years later at a summer camp, where they scheme to bring their parents back together.
The aftermath of the events, and a new adventure... In the sequel, the heroes who are marrying by abducting their future wives, leave for their honeymoon in Georgia by train.
Bumbling R&D inventors Bruce and Lloyd get out of the lab and into the field as they search to locate their latest invention - which has somehow gone missing.
A young half-breed boy, the son of a hockey player and an Indian woman, is adopted by a Jewish shopkeeper, but finds himself torn between the different cultures with which he comes into contact.
A former Prohibition-era Jewish gangster returns to the Lower East Side of Manhattan over thirty years later, where he once again must confront the ghosts and regrets of his old life.