TMZ -- Legeno's body was found by a pair of hikers on Sunday in an area so remote ... a CHP helicopter had to be called in to remove it.
50-year-old Legeno played the werewolf Fenrir Greyback in the 'Potter' movies. He was also in "Snatch."
The Inyo County Sheriff's Department (in CA) tells TMZ it appears Legeno died of heat related issues ... and may have been dead for 3-4 days before his body was discovered. Summer temps in
We're told the coroner still has Legeno's body while his family makes plans.
He has a daughter in her 20s.
Dave was also a pretty successful MMA fighter in the
Read more at TMZ