But when you work with somebody every day, it's like trial dating. Who Josh Hartnett dated; list of Josh Hartnett loves, ex girlfriends; breakup rumors. I've met very important people in my life doing films," he explains."Sometimes that had consequences that were just awful for everybody involved. Everybody makes mistakes dating people they work with." . Surprising Celebrity Hookups "They're whom I’m attracted to because I share experiences with them and understand a bit about what they are and what they do," he adds about his leading ladies.This list contains information about Josh Hartnett's famous exes like Scarlett Johansson and Julia Stiles. Take a look at this list and share your thoughts in the comments section.Josh Hartnett and Tamsin Egerton have been in a relationship since 2012."I've had the viewpoint, 'You don't need money to survive.

Sometimes that had consequences that were just awful for everybody involved. Everybody makes mistakes dating people they work with." "They’re whom I’m attracted to," Hartnett said of his many A-list exes.

actor, 36, who was once notorious for romancing his costars , told the mag that doing so has worked out in his favor — for the most part.

PHOTOS: Costar couples "I think it’s a respectable way of going about it,” he said of dating his costars.

The 37-year-old actor's girlfriend, British actress Tamsin Egerton, gave birth to their first child, Hartnett's rep confirms to ET. Though the notoriously private actor has stayed mum on his big baby news, in April, Hartnett clearly had babies on the brain when he spoke to .

in 2011, and they began dating in 2012, according to reports.