In the filing, Santa Fe County Sheriff's Office Detective Roy Arndt says the couple were found in different rooms in their sprawling Santa Fe home, where the two-time Oscar winner, 95, retreated to for a lowkey life after leaving Hollywood.
Authorities found the actor was in a mudroom near his cane, appearing to have fallen, while wife Arakawa, 64, was found in an open bathroom near a space heater, according to the warrant.
An open prescription bottle and pills were scattered on the nearby countertop, the warrant says. A deputy observed Arakawa with "body decomposition, bloating in her face" and mummification of her hands and feet.