Massachusetts - The cast of the upcoming film, "The Fighter," continued their hard work on set this afternoon, July 14, 2009, in Massachusetts. Check this out: Mark Wahlberg goes shirtless!

Photo Credit: Fame Pictures

Christian Bale, looked alarmingly thin (Photo Here) in his role as drug addicted trainer and brother to Mark Wahlberg’s character Mickey Ward, who appeared severely bloodied and bruised on set today. Sugar Ray Leonard (Photo Here) was also spotted near the film trailers. Bale's character, Dickie Ecklund, maintained a short boxing career highlighted by his loss via decision to Sugar Ray Leonard in 1978.