In The Debt, it's studly Lorenzo Lamas as you've never seen him: playing a rumpled sad sack who works off big gambling debts by helping his bookie (Michael Pare) steal counterfeiting plates from the Mob. It's nice that Lamas is trying to stretch — and he isn't half bad. But the lurchingly melodramatic script (which still offers up guns and explosions for Lamas' core audience), keeps this would-be mean-streets story down in the gutter. C-