If there’s supposed to be something explosive happening in “Paradox Effect,” the production forgot to include it. Director Scott Weintrob is in charge of a thriller, and one that tracks the increasing desperation of a woman trying to reclaim custody of her daughter while trapped in a dangerous situation with an unhinged man. There’s parental protection, shoot outs, chases, and threatening characters. And yet, the film falls so utterly flat, seemingly incapable of raising a fine ruckus despite access to the usual in B-movie ingredients. “Paradox Effect” has the gift of simplicity, but Weintrob and his writers don’t run with an opportunity to raise some hell, getting stuck with an inert picture that can’t muster a single scene of intimidation. And that’s with Harvey Keitel in a supporting role, with the famous tough guy mostly regulated to sitting and monologuing in this snoozer. Read the rest at Blu-ray.com