Hollywood legend Gene Wilder's former home has been taken off the market ... However, it appears that Walker-Pearlman and his wife failed to secure a buyer in time—and the property is now scheduled to ...

The 95-year-old actor's Alzheimer's means it is "quite possible" he was unaware of his wife's death, say officials.

Authorities say there was no sign the couple had sustained any injuries, but no cause of death has been given.

Authorities say Betsy Arakawa likely died days before Hackman, and it's possible he was not aware because of advanced Alzheimer's.