"At one point Wes Craven was scheduled to direct the film, and he even completed a screenplay draft. Producers were disturbed by his approach to the incest-laden story, however, and Jeffrey Bloom ended up with writing and directing duties." -- http://en.wikipedia.org/wiki/Flowers_in_the_Attic_(film)

"Craven left the academic world for the more lucrative role of pornographic film director. In the documentary Inside Deep Throat, Craven says on camera he made "many X-rated films" under pseudonyms, learning his directing craft.[3] While his role in Deep Throat is undisclosed, most of his early known work involved writing, film editing or both." --http://en.wikipedia.org/wiki/Wes_Craven