Rocky Vs. The Wrestler!

The cast for Sylvester Stallone’s all-star action-romp “The Expendables” just got even stouter and star-studdier!

Stallone’s “Get Carter” co-star Mickey Rourke has come aboard. Rourke will play an unscrupulous arms dealer in the “Dirty Dozen”-esque pic.

In recounting his rise to Oscar contention with “The Wrestler,” Rourke has credited Stallone for helping him get back in the business at a low ebb, when Stallone met him at a restaurant and gave him a role in the ill-fated “Carter” redo (above left).

Variety has more…