The BBC is adapting Agatha Christie's novel Murder is Easy for a new two-part drama.
Bernard Hill played King Theoden in Peter Jackson's trilogy.
'The Rings of Power' is set during Tolkien's Second Age and features fresh versions of several huge 'Lord of the Rings' characters.
The Rings of Power is world building fantasy at its best, which will introduce a new generation to the wonders of Middle Earth.
The Lord of the Rings: The Rings of Power is nearly upon us, with the first episode due to stream on Prime Video from 2 September.
Prime Video's blockbuster prequel to the 'Lord of the Rings' trilogy looks set to be a gargantuan Middle Earth adventure.