Mark Snow, composer of 'X Files' theme, dies at 78

Composer Mark Snow holds the Golden Note Award at the American Society of Composers, Authors and Publishers (ASCAP) 20th Annual Awards Celebration honouring the top film and television composers on April 27, 2005. Snow, a composer of music for television – including the distinctively eerie theme for 'The X Files' – died at age 78, his agent confirmed. — Photo: VINCE BUCCI / GETTY IMAGES NORTH AMERICA / AFP)

Mark Snow, a composer of music for television – including the distinctively eerie theme for The X Files – has died at age 78, his agent confirmed.

A cause of death was not provided, but Hollywood trade publication Variety said Snow died Friday at his residence in the northeastern state of Connecticut.