Los Angeles ( CNN ) -- Wood 's cause of death is now listed as ` ` drowning and other undetermined causes '' The 1981 death certificate concluded that the actress died from ` ` accidental drowning '' As last mentioned , the case is still an active investigation , detective says . Wood drowned in the Pacific Ocean on November 18 , 1981 .
Wood 's cause of death is now listed as ` ` drowning and other undetermined causes '' The 1981 death certificate concluded that the actress died from ` ` accidental drowning '' As last mentioned , the case is still an active investigation , detective says . Wood drowned in the Pacific Ocean on November 18 , 1981 .