Hill had an appearance in the renowned drama series Boys from the Blackstuff as Yosser Hughes.
For his performances as King Theoden in the Lord of the Rings trilogy and as Captain Edward Smith in the 1997 Oscar-winning movie Titanic, he received numerous honors.
Hill received a diploma in theater in 1970 after graduating from Blackley, Manchester, where she was born in 1944.
He has a son with fellow actress Marianna Hill, with whom he was married. According to his agent Lou Coulson, he passed away early on Sunday morning.
In a statement, his management organization also mentioned that Bernard was a customer of Optimism Entertainment.