MUMBAI: A stuntman died while another injured while shooting for star-studded Hollywood action film The Expendables 2 in Bulgaria, it is understood.

The incident occurred while the two men were shooting a scene involving an explosion in a rubber boat near a dam on Lake Ognyanovo in southwestern Bulgaria last Thursday.

The production unit of the film, written by Sylvester Stallone, was shooting in the mountain resort village of Bansko where the accident happened. "It is with great regret that we confirm this unfortunate accident," said a statement by producers Image/Millennium Films. "Our hearts go out to the families and those on the production affected by this tragedy,"the statement added.

The Expendables 2, starring Stallone and Arnold Schwarzenegger, Bruce Willis and Jean-Claude Van Damme, is a follow-up of the 2010 action blockbuster. The film has been scheduled for release in August next year.