Over a week after legendary actor Gene Hackman and wife Betsy Arakawa were found dead, officials say heart issues and a rare disease played a role.

Gene Hackman and his wife Betsy Arakawa Hackman's causes of death have been revealed but the investigation remains open pending cell phone records and results from a necropsy of the couple's dog.

Authorities in New Mexico will give an update Friday on the investigation into the deaths of actor Gene Hackman and his wife Betsy Arakawa.