Josh Duhamel: 'Safe Haven' with Julianne Hough!

Josh Duhamel works up a sweat as he does pull-ups at a local park on Thursday (May 31) in Los Angeles.

The 39-year-old actor was joined by his personal trainer for his intense workout during the sunny afternoon.

PHOTOS: Check out the latest pics of Josh Duhamel

Josh is set to star in the upcoming film adaptation of Nicholas Sparks‘ novel Safe Haven opposite Julianne Hough, according to Us Weekly.

Production for the film starts in July with a release date set for February 8, 2013.

10+ pictures inside of Josh Duhamel working out in Los Angeles…