An acclaimed Australian actor, he gained widespread recognition for his role as Denethor in "The Lord of the Rings" trilogy. With a career spanning theater, television, and film, he became a beloved figure in the sci-fi community through his portrayal of Dr. Walter Bishop in the TV series "Fringe." Known for his commanding presence and nuanced performances, he has also lent his voice to video games and animated series. His work continues to captivate audiences worldwide.