DellaGrotte says he hopes “Here Comes the Boom” will generate new interest in MMA. “It has the image of human cockfighting but it isn’t that — it is a legitimate sport,” he says.

Kevin James gets ready to bring it in the sports comedy 'Here Comes the Boom.' (Photo by Tracy Bennett / Columbia Pictures) As underdog movies go, "Here Comes the Boom" is right up there with the ...

As underdog movies go, "Here Comes the Boom" is right up there with the underdoggiest of them. Not only is it about an underdog -- a high-school biology teacher who launches a mixed-martial-arts ...

Tech credits are first-rate, although Rupert Gregson-Williams’ music is used in rather ham-fisted fashion. But no one should approach “Here Comes the Boom” expecting subtlety.