Lewis and his nerdy friends attend Booger's wedding to the daughter of a rich politician, but nerd-haters in the family do everything possible to prevent the wedding going ahead. Meanwhile, Lewis awaits with eagerness the birth of his unborn foetal child...
| Actor | Role |
|---|---|
 Robert CarradineLewis Skolnick | Lewis Skolnick |
 Curtis Armstrong'Booger' Dawson | 'Booger' Dawson |
 Julia MontgomeryBetty Skolnick | Betty Skolnick |
 Corinne BohrerJeanie Humphrey | Jeanie Humphrey |
 Christina PicklesTippy | Tippy |
 Jessica TuckGaylord | Gaylord |
 Robert PicardoChad Penrod | Chad Penrod |
 Stephen DaviesChip | Chip |
 Larry B. ScottLamar | Lamar |
 Brian TochiTakashi | Takashi |
 James CromwellMr. Skolnick | Mr. Skolnick |
 Donald GibbOgre | Ogre |
 Bernie CaseyU.N. Jefferson | U.N. Jefferson |
 John PinetteNot listed | Not listed |
 Gregg BinkleyHarold | Harold |
 Diane RobinNot listed | Not listed |
 James GleasonNot listed | Not listed |
 Ted McGinleyStan Gable | Stan Gable |
 Joseph BolognaAaron | Aaron |
| SSophie BuhaiNot listed | Not listed |
 Paul GleasonNot listed | Not listed |
 Marvin KaplanNot listed | Not listed |
 James KarenNot listed | Not listed |
 Laurel MoglenNot listed | Not listed |
 Rick GoldmanNot listed | Not listed |
| AAnthony GordinNot listed | Not listed |
| KKathy JacobsNot listed | Not listed |
| CCynthia HoppenfeldNot listed | Not listed |
| MMark McDanielNot listed | Not listed |
 Michael McDonaldNot listed | Not listed |