B-grade stinker

n. (1) sub-standard merchandise, (2) a movie that is so bad it shoots right past "so bad it's good" and becomes just plain bad

(ant. so bad it's good)

Ted: I thought Joe Dallesandro rocked it in "Garden of Death"!

Bill: Are you $#!&&*^ me, dude? That film was a B-grade stinker!