David Carradine's Cause of Death Was Unusual. How Did He Die?

The famed Carradine acting family has dealt with tragedy before. Before Revenge of the Nerds star Robert Carradine died of suicide at age 71, his half-brother David Carradine passed away in strange circumstances in a Thai hotel room.

David Carradine's cause of death was under dispute at first, and his tragic death led to Robert's mental health struggles and a bipolar disorder diagnosis. His family spoke candidly about that illness in a statement following his February 24.

Before Robert's tragic ending...