Half-waythroughhis12-yearprisonsentenceforanincompetentarmedrobbery,JimmyHandsgetsaluckybreak:he'stransferredtoaprisonfromwhichhecanprobablyescape.Heconvincesthegovernortostageamusicalinanoldchapelnexttotheprison'souterwall.Heroundsupvolunteeractorsandputshisescapeplanintoproduction.Twootherbarriers...