Please answer the following question: - relatives is michael -rrb- eric douglas -lrb- half-brother , deceased -rrb- cameron douglas douglas -lrb- nephew -rrb- -lrb- brother -rrb- peter douglas -lrb- half-brother - birth date is 23 january 1947 - nationality is american - parents is kirk douglas diana dill - occupation is film producer Given the details above, guess who could this information be about.
Answer:
joel douglas