Rob Reiner and his wife Michele were found dead on Dec. 14. Friends Billy Crystal and Larry David were seen at the family’s home. Crystal has called his friendship with Reiner a 'bromance,' while Reiner has raved about working with Crystal on movies like 1989 rom-com 'When Harry Met Sally.

Tracy Reiner, the daughter of Reiner's first wife whom he adopted, told NBC News that she is still processing the tragedy.

Follow the latest news updates after director Rob Reiner and wife Michele's apparent stabbing deaths at their home in Los Angeles, California.

Romy Reiner, 27, made the discovery Sunday afternoon at her parents' home in the Los Angeles neighborhood of Brentwood, and called 911, according to PEOPLE.

Rob Reiner's son Nick Reiner is in police custody over the fatal stabbing of the director-actor and his wife Michele in their Los Angeles home.

The son of Hollywood actor and filmmaker Rob Reiner has been jailed as a suspect in the killing of his parents after they were found dead in their home over the weekend, Los Angeles police said on Monday.

The tragic attack on the Reiners on Sunday came after an argument at the Brentwood property on Sunday night, according to TMZ. Reiner and his wife got into a “very loud argument” with their troubled son at Conan O’Brien’s Christmas party the night before the attack.

Rob Reiner and his son, Nick Reiner, made the film "Being Charlie," a drama inspired by Nick's battle with addiction, a decade prior to Rob's death.

Nick Reiner, the son of movie director Rob Reiner, has been arrested in connection with the deaths of his parents, according to law enforcement. NBC News' Chloe Melas reports on how Hollywood is reacting to this family tragedy.

The president accused the Hollywood director, who was stabbed to death along with his wife, of having “Trump derangement syndrome.”