Nick Reiner, 32, charged after Rob Reiner and wife Michele Singer Reiner found dead at Los Angeles home on Sunday

Nick Reiner has been charged with two counts of first-degree murder in the killing of his parents, the acclaimed actor and director Rob Reiner and the photographer Michele Singer Reiner, authorities announced on Tuesday.

The 32-year-old, who is being held without bail, has been in custody since Sunday evening, hours after his sister reportedly discovered the couple’s bodies in their Los Angeles home. Police said on Sunday the couple had suffered fatal stab wounds.