How did Royal Dano Jr die?

Answer 1

Royal Jr, was in the US Navy 1964 - 1967, on board the USS Vesuvius AE-15, an ammunition ship home ported at Port Chicago, California.

He passed away on February 25, 1994, three months prior to the death of his father, Royal Sr., the Motion picture actor.

Answer 2

Royal Dano died on May 15, 1994, in Los Angeles, California, USA of heart attack.

Answer 3

Liver failure

Answer 4

How