Glen Hansard, an Irish singer-songwriter who starred in the Oscar-winning movie “Once,” died at age 56, his management company said. Mr. Hansard counted artists from Bruce Springst

Glen Hansard, an Irish singer-songwriter who starred in the Oscar-winning movie “Once,” died at age 56, his management company said. Mr. Hansard counted artists from Bruce Springsteen to Billie Eilish as fans.