New Delhi, Dec. 15 -- Filmmaker and actor Rob Reiner and his wife, Michele Singer Reiner, were found dead inside their California home on Sunday afternoon. The couple were discovered with knife wounds, and the cause of their deaths remains uncertain. According to a report by TMZ, police are treating the incident as a double homicide.

The bodies of the Hollywood actor and his wife were first discovered by their daughter, the New York Post reported, citing sources. Romy Reiner reportedly found her parents stabbed to death on Saturday afternoon.

An emergency call was made to the Los Angeles Fire Department at 3:38 p.m. on December 14, prompting authorities to reach the couple's South Chadbourne Avenue residence.

Reiner has held the couple...