While he was known primarily for his role as a celebrity manager, he also dabbled in producing theatrical pieces such as stage musical Jesus Christ Superstar, and Hair.
Miller represented major Australian personalities like Marcia Hines, Lindy Chamberlain and Judy Moran, according to The Daily Telegraph.
The popular agent retired in 2009 and in 2011 he revealed he had been diagnosed with dementia. His daughter Lauren has released an official statement confirming the death of her talented dad.
Several media personalities have since taken to Twitter to pay tribute to Miller.
Thinking of his family during this tough time.