Popular actor Kim Joo-hyuk has died in a car crash in Seoul sending shockwaves to film fans in South Korea and across Asia.

The 45-year-old star was killed in a car crash on Monday and an autopsy revealed that he died from a fatal head injury contrary to previous reports that a myocardial infarction may have been the cause.

The police and National Forensic Service said the immediate cause of Kim’s death was a head injury, serious enough to have instantly killed the actor, adding that there was no evidence of myocardial infarction.

A more detailed autopsy result will become available next week.