10Bruce (Mark Evan Jacobs)

Luckless, geeky, neighbourhood acquaintance of Karen who pops up in stringbean tennis kit and is awkwardly introduced to Henry as the couple bask by a holiday pool.

His later attempted rape of Karen takes the prize for Most Ill-Advised Sexual Advance In Movie History, prompting a steaming Henry to visit his upscale suburban house and repeatedly flatten his nose with a gun-handle.

In front of his mates.

Henry asking Karen to hide the gun is the beginning of her loss of innocence. ("I have to admit, it turned me on...")