Clint Eastwood has begun work on "Unforgiven," a period Western he's producing, directing and starring in from a script by David Webb Peoples.

"Unforgiven" co-stars Gene Hackman, Morgan Freeman and Richard Harris, with principal photography scheduled for the Canadian province of Alberta.Key sites for the adventure drama, which is being filmed entirely in Canada, include the towns of Brooks, Drumheller, Stettler and Longview.