Richard Castillo was a 30-year-old Latino man who was shot and killed on September 4, 2021, near 5017 Huntington Drive N in the El Sereno neighborhood of Los Angeles. The Los Angeles County Medical Examiner‑Coroner recorded gunshot wounds as the cause of death. The shooting happened on a Saturday and was covered in later news reports.

Local investigators opened a homicide investigation but faced challenges in identifying suspects. In the months after the killing there were no immediate arrests or publicly identified suspects, and detectives continued to seek witnesses and evidence. The case remained open and authorities asked the community for tips.

If anyone knew Richard, was in El Sereno that day, or has information that could help detectives, please share what is known with law enforcement.