David Blocker spent a decade producing the films and documentaries of writer-director Alan Rudolph--seven collaborations as of 1997--before branching out to work with directors such as Michael Apted and producing more mainstream fare.This son of actor Dan Blocker (remembered for playing Hoss on TV's "Bonanza") attended UC Berkeley and UCLA, where he studied film. While his brother Dirk became an actor, Blocker began by writing and directing short films, including "Scratch Shot", which was honored at the International Film Festival of the Americas. In 1983, he served as production executive on